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Ana Maria Carvalho de Almeida has a Ph.D. in Applied Mathematics, with a specialization in Computer Science. She is an Associate Professor at the Information Science and Technologies Department in Iscte Instituto Universitário de Lisboa, Portugal. Her research interests include Algorithmics, Complexity Theory, Modelling, Machine Learning, and Pattern Recognition, with a current focus on Machine Learning and Evolutionary Computation. She has chaired or co-chaired important international conferences in Complexity Sciences and Computer Science and participated as an investigator and as coordinator in fundamental and in applied research projects, and in research & innovation projects between academia and industry, both at national and international levels. She has experience in organizing international scientific conferences and organizing scientific events and scientific dissemination actions. She is an IEEE Senior Member, IEEE IMS Portuguese Chapter founding member, and Member of ACM.
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Identification

Personal identification

Full name
Ana Maria Carvalho de Almeida

Citation names

  • de Almeida, Ana
  • de Almeida, A.
  • Ana de Almeida
  • Ana Maria de Almeida

Author identifiers

Ciência ID
661A-79E3-C67B
ORCID iD
0000-0001-9519-4634
Google Scholar ID
https://scholar.google.com/citations?user=m_pKG2kAAAAJ&hl=&hl=pt-PT
Researcher Id
H-4216-2012
Scopus Author Id
7102580984

Email addresses

  • ana.almeida@iscte-iul.pt (Professional)

Addresses

  • ISCTE-IUL Instituto Universitário de Lisboa. Avª das Forças Armadas, 1649-026 L, Lisboa, Lisboa, Portugal (Professional)

Websites

Knowledge fields

  • Exact Sciences - Computer and Information Sciences - Computer Sciences
  • Exact Sciences - Mathematics - Applied Mathematics

Languages

Language Speaking Reading Writing Listening Peer-review
English Advanced (C1) Advanced (C1) Advanced (C1) Advanced (C1)
French Intermediate (B1) Advanced (C1) Intermediate (B1) Advanced (C1)
Portuguese Advanced (C1) Advanced (C1) Advanced (C1) Advanced (C1)
Spanish; Castilian Beginner (A1) Intermediate (B1) Beginner (A1) Beginner (A1)
Education
Degree Classification
2004
Concluded
 Matemática Aplicada (Doutoramento)
Universidade de Coimbra Faculdade de Ciencias e Tecnologia, Portugal
"An NP tour: how to measure the hardness of an individual instance" (THESIS/DISSERTATION)
 Aprovada com Distinção e Louvor /Summa cum Laude
Affiliation

Teaching in Higher Education

Category
Host institution 		Employer
2020/10/24 - Current Associate Professor (University Teacher) ISCTE-Instituto Universitário de Lisboa, Portugal
ISCTE-Instituto Universitário de Lisboa, Portugal

Others

Category
Host institution 		Employer
2020/12/31 - Current Investigadora Integrada ISCTE-Instituto Universitário de Lisboa Centro de Investigação em Ciências da Informação Tecnologias e Arquitetura, Portugal
1991 - 2020/12/31 Investigadora Integrada Universidade de Coimbra Centro de Informatica e Sistemas, Portugal
Projects

Grant

Designation Funders
2021/01 - 2025/12 Laboratório Associado de Sistemas Inteligentes
168241UID
LA/P/0104/2020
10.54499/LA/P/0104/2020
Universidade Nova de Lisboa Centro de Tecnologias e Sistemas, Portugal

Universidade de Aveiro Centro de Tecnologia Mecânica e Automação, Portugal

Instituto Politécnico do Porto Centro de Investigação em Sistemas Computacionais Embebidos e de Tempo-Real, Portugal

Universidade do Minho, Portugal

Universidade do Porto Faculdade de Ciências, Portugal

Universidade do Porto Centro de Matemática, Portugal

Universidade Nova de Lisboa, Portugal

Universidade do Porto Laboratório de Inteligência Artificial e Ciência de Computadores, Portugal

Universidade do Minho Instituto de Polímeros e Compósitos, Portugal

Universidade de Aveiro, Portugal

Universidade de Aveiro Instituto de Engenharia Eletrónica e Informática de Aveiro, Portugal

Universidade do Minho Centro ALGORITMI, Portugal

Universidade Nova de Lisboa Unidade de Investigação e Desenvolvimento em Engenharia Mecânica e Industrial, Portugal

Universidade de Coimbra, Portugal

Universidade de Coimbra Departamento de Engenharia Civil, Portugal

Instituto Politécnico do Porto Instituto Superior de Engenharia do Porto, Portugal

Instituto Politécnico do Porto Grupo de Investigação em Engenharia e Computação Inteligente para a Inovação e o Desenvolvimento, Portugal

Instituto Politécnico do Cávado e do Ave, Portugal

Universidade do Porto Faculdade de Engenharia, Portugal
Fundação para a Ciência e a Tecnologia
Ongoing

Contract

Designation Funders
2022/02/01 - Current MaiPro - PROJECT NON-COMPLIANCE MONITORING AND ALERT
06/POAT/2021
Researcher
ISCTE-Instituto Universitário de Lisboa Centro de Investigação em Ciências da Informação Tecnologias e Arquitetura, Portugal
 Portugal2020/ Fundo Europeu do Desenvolvimento Regional
Ongoing
2022/04/01 - 2025/12/31 Laboratório Sócio-Digital para Políticas Públicas [SocioDigital Lab]
10.54499/LA/P/0125/2020
Universidade da Beira Interior, Portugal

ISCTE-Instituto Universitário de Lisboa Centro de Estudos Africanos, Portugal

ISCTE-Instituto Universitário de Lisboa, Portugal

ISCTE-Instituto Universitário de Lisboa Centro de Investigação em Ciências da Informação Tecnologias e Arquitetura, Portugal

ISCTE-Instituto Universitário de Lisboa DINÂMIA'CET Centro de Estudos sobre a Mudança Socioeconómica e o Território, Portugal

ISCTE-Instituto Universitário de Lisboa Centro de Investigação e Intervenção Social, Portugal

ISCTE-Instituto Universitário de Lisboa Centro de Investigação e Estudos de Sociologia, Portugal

ISCTE-Instituto Universitário de Lisboa Unidade de Investigação em Desenvolvimento Empresarial, Portugal
Fundação para a Ciência e a Tecnologia
Ongoing
2021/01/01 - 2025/12/31 Socio Digital Laboratory for Public Policy
LA/P/0125/2020
10.54499/LA/P/0125/2020
Universidade da Beira Interior, Portugal

Centro em Rede de Investigação em Antropologia, Portugal

ISCTE-Instituto Universitário de Lisboa Centro de Estudos Africanos, Portugal

ISCTE-Instituto Universitário de Lisboa, Portugal

ISCTE-Instituto Universitário de Lisboa Centro de Investigação em Ciências da Informação Tecnologias e Arquitetura, Portugal

ISCTE-Instituto Universitário de Lisboa DINÂMIA'CET Centro de Estudos sobre a Mudança Socioeconómica e o Território, Portugal

ISCTE-Instituto Universitário de Lisboa Centro de Investigação e Intervenção Social, Portugal

ISCTE-Instituto Universitário de Lisboa Centro de Investigação e Estudos de Sociologia, Portugal
Fundação para a Ciência e a Tecnologia
Ongoing
2022/04/01 - 2023/05/31 Study for the knowledge of fraud in the structural funds in Portugal
POAT-01-6177-FEDER-000126
Researcher
Ongoing
2022/04/01 - 2023/05/31 Estudo para o conhecimento da fraude nos fundos estruturais em Portugal
POAT-01-6177
FEDER-000126
ISCTE-Instituto Universitário de Lisboa Centro de Investigação e Estudos de Sociologia, Portugal
Concluded
2022/02/01 - 2023/01/31 Project Non-compliance Monitoring and Alert
POAT-01-6177
FEDER-000059
ISCTE-Instituto Universitário de Lisboa Centro de Investigação em Ciências da Informação Tecnologias e Arquitetura, Portugal
Ongoing
2021/01/25 - 2023/01/24 AIMHealth AI-based mobile applications for public health response
FCT DSAIPA/AI/0122/2020
Researcher
ISCTE-Instituto Universitário de Lisboa Centro de Investigação em Ciências da Informação Tecnologias e Arquitetura, Portugal
 Associação para a Inovação e Desenvolvimento da FCT
Ongoing
2021/01/25 - 2023/01/24 Aplicações Móveis Baseadas em Inteligência Artificial para Resposta de Saúde Pública
DSAIPA/AI/0122/2020
ISCTE-Instituto Universitário de Lisboa Centro de Investigação em Ciências da Informação Tecnologias e Arquitetura, Portugal
Concluded
2020/02 - 2021/12 Artificial Intelligence in Incentive Management
POCI-05-5762-FSE-000231
2018/08 - 2020/07 AppSentinel - Cloud-based Anti Malware Technology for Android App Stores
AVISO Nº 03/SI/2017
PT2020 (31/SI/2017, 39703)
 Portugal2020/ Fundo Europeu do Desenvolvimento Regional
2019/01/01 - 2019/12/31 Centro de Investigação em Ciências da Informação, Tecnologias e Arquitetura - ISCTE-IUL
UID/Multi/04466/2019
ISCTE-Instituto Universitário de Lisboa, Portugal
 Fundação para a Ciência e a Tecnologia
Concluded
2019/01/01 - 2019/12/31 CENTRO DE INFORMÁTICA E SISTEMAS DA UNIVERSIDADE DE COIMBRA
UID/CEC/00326/2019
154639UID
Universidade de Coimbra, Portugal

Universidade de Coimbra Centro de Informatica e Sistemas, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
2013/01/04 - 2015/12/31 iCIS - Intelligent Computing in the Internet of Services
CENTRO-07-ST24-FEDER-002003
Researcher
Universidade de Coimbra Centro de Informatica e Sistemas, Portugal
Concluded
2011/01/01 - 2013/12/31 Projecto Estratégico - UI 326 - 2011-2012
PEst-C/EEI/UI0326/2011
Universidade de Coimbra, Portugal

Universidade de Coimbra Centro de Informatica e Sistemas, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
2010/01/02 - 2013/12/31 TICE.MOBILIDADE - Sistemas de Mobilidade Centrado no Utilizador
QREN Nº 13843
Researcher
Universidade de Coimbra Centro de Informatica e Sistemas, Portugal
Concluded
2009/04/01 - 2013/03/31 Modelo Integrado para Simulação de Politicas Energeticas e Ambientais
MIT-Pt/SES-SUES/0041/2008
Universidade de Lisboa Instituto Superior Técnico, Portugal

Universidade de Coimbra, Portugal

Universidade de Coimbra Centro de Informatica e Sistemas, Portugal

Universidade do Porto Faculdade de Engenharia, Portugal
Fundação para a Ciência e a Tecnologia
Concluded
2009/04/01 - 2013/03 iTEAM - integrated Transportation and Energy Activity-based Model
info:eu-repo/grantAgreement/FCT/5876-PPCDTI/83835/PT
Universidade de Coimbra Centro de Informatica e Sistemas, Portugal
 Fundação para a Ciência e a Tecnologia
Concluded
2010/01/05 - 2013 ECO-circuitos
QREN No 13843
Co-Principal Investigator (Co-PI)
Universidade de Coimbra, Portugal
Concluded

Other

Designation Funders
2022/02/01 - 2023/01/31 Monitorização e Alerta de Incumprimento em Projetos
POAT-01-6177-FEDER-000059
ISCTE-Instituto Universitário de Lisboa Centro de Investigação e Estudos de Sociologia, Portugal

ISCTE-Instituto Universitário de Lisboa Centro de Investigação em Ciências da Informação Tecnologias e Arquitetura, Portugal
Concluded
2019/09/15 - 2021/12/31 IA-Incentivos -Artificial Intelligence in Incentive Management
POCI-05-5762-FSE-000231
Researcher
Associação para a Inovação e Desenvolvimento da FCT
Ongoing
Outputs

Publications

Book
  1. de Almeida, A.M.. On an optimization model for approximate nonnegative matrix factorization. 2013.
    10.1007/978-94-007-4722-7_23
  2. Figueiredo, M.; Ribeiro, B.; De Almeida, A.M.. On the regularization parameter selection for sparse code learning in electrical source separation. 2013.
    Published • 10.1007/978-3-642-37213-1-29
  3. De Almeida, A.. About nonnegative matrix factorization: On the posrank approximation. 2011.
    10.1007/978-3-642-20267-4_31
  4. Figueiredo, M.; De Almeida, A.; Ribeiro, B.. Non-intrusive residential electrical consumption traces. 2011.
    10.1007/978-3-642-19937-0_7
  5. Figueiredo, M.B.; De Almeida, A.; Ribeiro, B.. An experimental study on electrical signature identification of non-intrusive load monitoring (NILM) systems. 2011.
    10.1007/978-3-642-20267-4_4
  6. Figueiredo, M.B.; De Almeida, A.; Ribeiro, B.; Martins, A.. Extracting features from an electrical signal of a non-intrusive load monitoring system. 2010.
    10.1007/978-3-642-15381-5_26
Book chapter
  1. Ferreira, N.; Palma, F.; Serrão, C.; Nunes, L.; de Almeida, A.. "Improving android application quality through extendable, automated security testing". In Emerging trends in cybersecurity applications, 251-274. --, Switzerland: Springer, 2023.
    Published • 10.1007/978-3-031-09640-2_12
  2. Nunes, Luis; Cardoso, E.; de Almeida, A.; Ribeiro, R.; Guimarães, F.; Mamede, R.P.; Ferreira, J.. "INTELIGÊNCIA ARTIFICIAL PARA A ADMINISTRAÇÃO PÚBLICA COMO EXPERIÊNCIA PEDAGÓGICA". In Exemplos de Práticas Pedagógicas e Estratégias de Inovação Pedagógica no Iscte. Lisboa, Portugal: Iscte - Instituto Universitário de Lisboa, 2023.
    Published
  3. Antonio, Nuno; de Almeida, Ana; Nunes, Luis. "Data Mining and Predictive Analytics for E-tourism". In Handbook of e-Tourism, edited by Xiang Z.; Fuchs M.; Gretzel U.; Höpken W., 1-25. Springer International Publishing, 2022.
    Published • 10.1007/978-3-030-05324-6_29-1
  4. Luísa Almeida; Sara Eloy; Ana de Almeida. "What About if Buildings Respond to My Mood?". 2021.
    10.1007/978-3-030-57509-0_12
  5. Camacho, Pedro; de Almeida, Ana; António, Nuno. "Using Customer Segmentation to Build a Hybrid Recommendation Model". In Advances in Tourism, Technology and Systems, 299-308. Springer Singapore, 2021.
    Published • 10.1007/978-981-33-4256-9_27
  6. Antonio, N.; de Almeida, A.; Nunes, Luis. "Using data science to predict hotel booking cancellations". 2016.
    10.4018/978-1-5225-1054-3.ch006
Conference paper
  1. Câmara, Ariele; de Almeida, Ana; Oliveira, João. "Versioning: Representing Cultural Heritage Evidences on CIDOC-CRM via a Case Study.". Paper presented in Proceedings of International Conference on Information Technology and Applications. Lecture Notes in Networks and Systems, 2023.
    Published
  2. Câmara, Ariele; de Almeida, Ana; Oliveira, João. "Transforming the CIDOC-CRM model into a megalithic monument property graph.". Paper presented in CAA 2023 - 50 Years of Synergy, Amsterdam, 2023.
    Accepted
  3. Napoli, O. O.; Almeida, A. M. de.; Dias, J. M. S.; Rosário, L. B.; Borin, E.; Breternitz Jr, M.. "Efficient knowledge aggregation methods for weightless neural networks". Paper presented in Proceedings of the 31th European Symposium on Artificial Neural Networks, Computational Intelligence and Machine Learning (ESANN 2023), Bruges, Belgium, 2023.
    Published • 10.14428/esann/2023.ES2023-123
  4. Hamad, Maryam; Conti, Caroline; de Almeida, Ana Maria; Nunes, Paulo; Soares, Luis Ducla. "SLFS: Semi-supervised Light-field Foreground-background Segmentation". Paper presented in Telecoms Conference (ConfTELE), Leiria, 2021.
    Published • 10.1109/conftele50222.2021.9435461
  5. Palma, Francisco; Realista, Nuno; Serrao, Carlos; Nunes, Luis; Oliveira, Joao; Almeida, Ana. "Automated security testing of Android applications for secure mobile development". 2020.
    10.1109/icstw50294.2020.00046
  6. Rhongo, D.L.; De Almeida, A.; David, N.. "Analysis of the Adoption and Use of ICT for e-Government Services: The Case of Mozambique". 2019.
    10.23919/ISTAFRICA.2019.8764866
  7. Pascoal, R.M.; De Almeida, A.; Sofia, R.C.. "Activity recognition in outdoor sports environments: Smart data for end-users involving mobile pervasive augmented reality systems". 2019.
    10.1145/3341162.3349299
  8. Taborda, B.; de Almeida, A.; Santos, F.; Eloy, S.; Kwiecinski, K.. "Shaper-GA: automatic shape generation for modular house design". 2018.
    10.1145/3205455.3205609
  9. Pascoal, R.; Alturas, B.; de Almeida, A.; Sofia, R.. "A survey of augmented reality: making technologies acceptable in outdoor environments". 2018.
    10.23919/CISTI.2018.8399155
  10. Santos, F.; Almeida, A.; Taborda, B.; Eloy, S.. "Customizing mass housing: a dual computer implementation design strategy based on shape grammars". 2018.
  11. António, N.; de Almeida, A.; Nunes, L.. "Predictive models for hotel booking cancellation: a semiautomated analysis of the literature". 2018.
  12. Almeida, Ana. "Predicting Hotel Bookings Cancellation With a Machine Learning Classification Model". 2017.
    10.1109/ICMLA.2017.00-11
  13. Nuno António; de Almeida, A.; Nunes, Luis. "Enabling bookings cancellation prediction with data science". 2017.
  14. Rhongo, D.; De Almeida, A.; David, N.. "Contribuição da usabilidade web e dos dispositivos móveis para a inclusão digital nos países em desenvolvimento". 2017.
  15. Almeida, Ana. "Adapting Speech Recognition in Augmented Reality for Mobile Devices in Outdoor Environments". 2017.
    10.4230/OASIcs.SLATE.2017.21
  16. Roza, V.C.C.; De Almeida, A.M.; Postolache, O.A.. "Design of an artificial neural network and feature extraction to identify arrhythmias from ECG". 2017.
    10.1109/MeMeA.2017.7985908
  17. De Almeida, A.; Taborda, B.; Santos, F.; Kwiecinski, K.; Eloy, S.. "A genetic algorithm application for automatic layout design of modular residential homes". 2017.
    10.1109/SMC.2016.7844659
  18. Antonio, N.; de Almeida, A.; Nunes, Luis. "Predicting hotel booking cancellations to decrease uncertainty and increase revenue". 2016.
    DOI: 10.18089/tms.2017.13203
  19. Kwiecinski, Krystian; Santos, F.; de Almeida, A.; Taborda, B.; Eloy, S.. "Wood Mass-Customized Housing - A dual computer implementation design strategy". 2016.
  20. de Almeida, A.; Taborda, B.; Santos, F.; Kwiecinski, Krystian; Eloy, S.. "A genetic algorithm application for automatic layout design of modular residential homes". 2016.
  21. De Almeida, A.. "Non-negative matrix factorization using posrank-based approximation decompositions". 2015.
    10.1109/EUROCON.2015.7313764
  22. de Almeida, A.. "Non-negative Matrix Factorization using posrank-based approximation decompositions". 2015.
    EUROCON.2015.7313764
  23. Garrido, R.; Bastos, A.; De Almeida, A.; Elvas, J.P.. "Prediction of road accident severity using the ordered probit model". 2014.
    10.1016/j.trpro.2014.10.107
  24. Figueiredo, M.; Ribeiro, B.; De Almeida, A.M.. "Exploring the performance of non-negative multi-way factorization for household electrical seasonal consumption disaggregation". 2014.
    10.1109/IJCNN.2014.6889809
  25. Almeida, Ana; Figueiredo, Marisa; Ribeiro, Bernardete. "On the regularization parameter selection for sparse code learning in electrical source separation". 2013.
    10.1007/978-3-642-37213-1_29
  26. Ilharco, A.; Bastos, A.; Elvas, J_P; de Almeida, A.. "Generation of road accident risk maps". 2013.
  27. Figueiredo, M.; Ribeiro, B.; de Almeida, A.. "Forecasting the Usage of Home Appliances with Denoised Signal Patterns". 2013.
  28. de Almeida, A.; Figueiredo, Marisa; Ribeiro, Bernardete. "Non Intrusive Load Monitoring Revisited". 2012.
  29. Figueiredo, M.; de Almeida, A.; Ribeiro, B.. "Another perspective on NILM systems for informed energy consumer behavior". 2012.
  30. De Almeida, A.M.; Salgueiro, R.; Oliveira, O.. "Min-Degree Constrained MST problem: An evolutionary approach". 2012.
  31. Figueiredo, M.B.; De Almeida, A.; Ribeiro, B.. "Wavelet decomposition and singular spectrum analysis for electrical signal denoising". 2011.
    10.1109/ICSMC.2011.6084183
  32. Figueiredo, M; de Almeida, A.; Ribeiro, B.. "An Experimental Study on Electrical Signature Identification of non-intrusive load monitoring (NILM) systems". 2011.
  33. de Almeida, A.; Ben-Akiva, M.; Pereira, F.; Gauche, A.; Guevara, C.; Niza, S.; Zegras, C.. "The virtual city with real decisions: iTEAM". 2011.
  34. Figueiredo, M.B.; De Almeida, A.; Ribeiro, B.. "Smart home: A novel model for denoising an electrical signal". 2011.
    10.1109/ISDA.2011.6121752
  35. Figueiredo, M.; Ana Maria de Almeida; Ribeiro, B.. "Impact of Temporal Window-size on Pattern Denoising of a Smart Home Electrical Signal". 2011.
  36. De Almeida, A.M.; Pascoal, M.; Fernandes, J.; Pereira, S.. "Experiential learning in Science: getting the laboratory inside the classroom using the Web". 2009.
    10.1109/ICALT.2009.173
  37. Pacheco, A.; Gomes, A.; Henriques, J.; De Almeida, A.M.; Mendes, A.J.. "Mathematics and programming: Some studies". 2008.
    10.1145/1500879.1500963
Conference poster
  1. Câmara, Ariele; de Almeida, Ana; Oliveira, João; Marçal, Daniel. "Arqueologia e Comunicação na era da Big Data: do sítio arqueológico ao registo de monumentos e paisagens. Será este um dia FAIR?". Paper presented in IV Congresso da Associação dos Arqueólogos Portugueses, 2023.
  2. Ana Rita Peixoto; Ana Maria de Almeida; Antonio, Nuno. "Startups' Twitter activity analysis: the case of Portuguese IT Startups". Paper presented in RecPad 2022: Portuguese Conference on Pattern Recognition, 2022.
  3. Ana Rita Peixoto; Ana Maria de Almeida; Antonio, Nuno. "IT Startups' Twitter content change over time according to the company life cycle". Paper presented in Ciência 2022, 2022.
  4. Figueiredo, M.; Ribeiro, B.; de Almeida, A.. "Forecasting the Usage of Home Appliances with Denoised Signal Patterns". 2013.
Journal article
  1. Tiago Martins; Ana Maria de Almeida; Elsa Cardoso; Luís Nunes. "Explainable Artificial Intelligence (XAI): A Systematic Literature Review on Taxonomies and Applications in Finance". IEEE Access (2024): https://doi.org/10.1109/ACCESS.2023.3347028.
    10.1109/ACCESS.2023.3347028
  2. Peixoto, Ana Rita; de Almeida, Ana; António, Nuno; Batista, Fernando; Ribeiro, Ricardo. Corresponding author: Peixoto, Ana Rita. "Diachronic profile of startup companies through social media". Social Network Analysis and Mining 13 1 (2023): http://dx.doi.org/10.1007/s13278-023-01055-2.
    Open access • Published • 10.1007/s13278-023-01055-2
  3. João Figueiredo; Carlos Serrão; Ana Maria de Almeida. "Deep Learning Model Transposition for Network Intrusion Detection Systems". Electronics (2023): https://doi.org/10.3390/electronics12020293.
    10.3390/electronics12020293
  4. Peixoto, A. R.; Almeida, A. de.; Antonio, N.; Batista, F.; Ribeiro, R.; Cardoso, E.. "Unlocking the power of Twitter communities for startups". Applied Network Science 8 (2023): https://appliednetsci.springeropen.com/.
    Published • 10.1007/s41109-023-00593-0
  5. Taborda, B.; de Almeida, A.; Dias, J. C.; Batista, F.; Ribeiro, R.. "SA-MAIS: Hybrid automatic sentiment analyser for stock market". Journal of Information Science N/A (2023): https://doi.org/10.1177/01655515231171361.
    Published • 10.1177/01655515231171361
  6. Câmara, Ariele; de Almeida, Ana; Caçador, David; Oliveira, João. Corresponding author: Câmara, Ariele. "Automated methods for image detection of cultural heritage: Overviews and perspectives". Archaeological Prospection (2022): http://dx.doi.org/10.1002/arp.1883.
    Published • 10.1002/arp.1883
  7. João Duque; Goncalo Mendes; Luís Nunes; Ana de Almeida; Carlos Serrão. "Automated Android Malware Detection Using User Feedback". Sensors (2022): https://doi.org/10.3390/s22176561.
    10.3390/s22176561
  8. Antonio, Nuno; de Almeida, Ana; Nunes, Luís. "A hotel's customers personal, behavioral, demographic, and geographic dataset from Lisbon, Portugal (2015-2018)". Data in Brief (2020): 106583. http://dx.doi.org/10.1016/j.dib.2020.106583.
    Published • 10.1016/j.dib.2020.106583
  9. Pascoal, Rui; Almeida, Ana De; Sofia, Rute C.. "Mobile Pervasive Augmented Reality Systems—MPARS". ACM Transactions on Internet Technology 20 1 (2020): 1-17. http://dx.doi.org/10.1145/3375458.
    Published • 10.1145/3375458
  10. Phillips, Paul; Antonio, Nuno; de Almeida, Ana; Nunes, Luís. "The Influence of Geographic and Psychic Distance on Online Hotel Ratings". Journal of Travel Research (2019): 004728751985840. http://dx.doi.org/10.1177/0047287519858400.
    10.1177/0047287519858400
  11. Antonio, Nuno; de Almeida, Ana; Nunes, Luis. "Big Data in Hotel Revenue Management: Exploring Cancellation Drivers to Gain Insights Into Booking Cancellation Behavior". Cornell Hospitality Quarterly 60 4 (2019): 298-319. http://dx.doi.org/10.1177/1938965519851466.
    10.1177/1938965519851466
  12. António, Nuno; Almeida, Ana de; Nunes, Luís. "Predictive models for hotel booking cancellation: a semi-automated analysis of the literature". Tourism & Management Studies 15 1 (2019): 7-21. http://dx.doi.org/10.18089/tms.2019.15011.
    10.18089/tms.2019.15011
  13. Antonio, N.; De Almeida, A.; Nunes, L.. "Hotel booking demand datasets". Data in Brief (2019): https://www.journals.elsevier.com/data-in-brief.
    10.1016/j.dib.2018.11.126
  14. Antonio, Nuno; de Almeida, Ana; Nunes, Luis. "An Automated Machine Learning Based Decision Support System to Predict Hotel Booking Cancellations". Data Science Journal 18 (2019): http://dx.doi.org/10.5334/dsj-2019-032.
    10.5334/dsj-2019-032
  15. Pascoal, R.; de Almeida, A.; Sofia, R. C.. "Mobile pervasive augmented reality systems the role of user preferences in perceived quality of experience". ACM Transactions on Internet Technology (2019): https://toit.acm.org/index.cfm.
  16. Antonio, N.; de Almeida, A.M.; Nunes, L.; Batista, F.; Ribeiro, R.. "Hotel online reviews: creating a multi-source aggregated index". International Journal of Contemporary Hospitality Management 30 12 (2018): 3574-3591. http://www.scopus.com/inward/record.url?eid=2-s2.0-85056166096&partnerID=MN8TOARS.
    10.1108/IJCHM-05-2017-0302
  17. Santos, F.; Kwiecinski, K.; de Almeida, A.; Eloy, S.; Taborda, B.. "Alternative shaper: a model for automatic design generation". Formal Aspects of Computing (2018): https://link.springer.com/article/10.1007%2Fs00165-018-0452-8.
    10.1007/s00165-018-0452-8
  18. Antonio, N.; de Almeida, A.; Nunes, Luis; Batista, F.; Ribeiro, R.. "Hotel online reviews: different languages, different opinions". Information Technology and Tourism (2018): https://link.springer.com/article/10.1007%2Fs40558-018-0107-x.
    10.1007/s40558-018-0107-x
  19. Almeida, Ana. "Predicting hotel booking cancellations to decrease uncertainty and increase revenue". Tourism & Management Studies (2017):
    http://www.tmstudies.net/index.php/ectms/article/view/1000/pdf_51
  20. Rui Salgueiro; Ana de Almeida; Orlando Oliveira. "New genetic algorithm approach for the min-degree constrained minimum spanning tree". European Journal of Operational Research (2017): http://dx.doi.org/10.1016/j.ejor.2016.11.007.
    10.1016/j.ejor.2016.11.007
  21. Antonio, Nuno; de Almeida, A.; Nunes, Luís. "Predicting hotel booking cancellations to decrease uncertainty and increase revenue". Encontros Científicos - Tourism and Management Studies (2017): http://tmstudies.net/index.php/ectms/article/view/1000.
    10.18089/tms.2017.13203
  22. Figueiredo, M.; Ribeiro, B.; de Almeida, A.. "Analysis of trends in seasonal electrical energy consumption via non-negative tensor factorization". Neurocomputing 170 (2015): 318-327. http://www.scopus.com/inward/record.url?eid=2-s2.0-84940615084&partnerID=MN8TOARS.
    10.1016/j.neucom.2015.03.088
  23. Almeida, Ana. "Electrical Signal Source Separation Via Nonnegative Tensor Factorization Using On Site Measurements in a Smart Home". IEEE Transactions on Instrumentation and Measurement, vol.63, no.2, pp.364,373 (2014): http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=6588559&isnumber=6701346.
    10.1109/TIM.2013.2278596
  24. Almeida, Ana. "Prediction of Road Accident Severity Using the Ordered Probit Model". Transportation Research Procedia 3 (2014): 214-223. http://www.sciencedirect.com/science/article/pii/S2352146514002701.
    https://doi.org/10.1016/j.trpro.2014.10.107
  25. Figueiredo, Marisa; de Almeida, Ana; Ribeiro, Bernardete. "Home electrical signal disaggregation for non-intrusive load monitoring (NILM) systems". Neurocomputing 96 (2012): 66-73.
    10.1016/j.neucom.2011.10.037
  26. de Almeida, Ana Maria; Martins, Pedro; de Souza, Mauricio C.. "Min-degree constrained minimum spanning tree problem: complexity, properties, and formulations". International Transactions in Operational Research 19 3 (2012): 323-352.
    10.1111/j.1475-3995.2011.00830.x
  27. Figueiredo, Marisa B.; de Almeida, Ana; Ribeiro, Bernardete; IEEE. "Wavelet Decomposition and Singular Spectrum Analysis for Electrical Signal Denoising". 2011 Ieee International Conference on Systems, Man, and Cybernetics (Smc) (2011): 3329-3334.
  28. De Almeida, A.M.; Martins, P.; Souza, M.C.. "Md-MST is NP-hard for d = 3". Electronic Notes in Discrete Mathematics 36 C (2010): 9-15. http://www.scopus.com/inward/record.url?eid=2-s2.0-77954918693&partnerID=MN8TOARS.
    10.1016/j.endm.2010.05.002
  29. de Almeida, Ana; Figueiredo, Marisa B.. "A particular approach for the Three-dimensional Packing Problem with additional constraints". Computers & Operations Research 37 11 (2010): 1968-1976.
    10.1016/j.cor.2010.01.010
  30. de Almeida, AM; Rodrigues, R. "Trees, slices, and wheels: On the floorplan area minimization problem". Networks 41 4 (2003): 235-244.
    10.1002/net.10075
  31. Almeida, AMC; Martins, EQV; Rodrigues, RD. "Optimal cutting directions and rectangle orientation algorithm". European Journal of Operational Research 109 3 (1998): 660-671.
    10.1016/S0377-2217(97)00085-4

Other

Other output
  1. Federated AI for Health. A standards body for AI. 2023. M.Breternitz; de Almeida, A.. https://mpai.community/news/mpai-events/a-standards-body-for-ai/.
  2. KG-ML Approach Image Recognition for Cultural Heritage.. Poster published: Ciencia 2022 - Science and Technology in Portugal Summit. 2022. Câmara, A.; de Almeida, A.; Oliveira, J..
  3. An intelligent systems approach for early illness symptoms detection: AIM (your) Health. 1a Conferência de Saúde Societal. 2022. de Almeida, A.; M.Breternitz; napoli, O. O.. https://iscte-saude.iscte-iul.pt.
  4. Stock Market Tweets Data. IEEE Dataport. 2021. Taborda, B.; de Almeida, A.; Dias, J. C.; Batista, F.; Ribeiro, R..
    10.21227/g8vy-5w61
  5. Photointerpretation as a Tool to Support the Creation of an Ontology for Dolmens. JOCLAD 2020. 2020. Câmara, Aríele; de Almeida, A.; Oliveira, J.; Silveira, Mateus. http://www.joclad.ipt.pt/joclad2020/.
  6. MPARS ¿ Mobile Pervasive Aumented Reality System. 2019. Pascoal, R.; de Almeida, A.; Sofia, R. C.. https://ciencia.iscte-iul.pt/publications/mpars--mobile-pervasive-aumented-reality-system/59595?lang=en.
  7. Mobile Pervasive Augmented Reality Systems for Outdoor Environments Contexts. 2019. Pascoal, R.; de Almeida, A.; Sofia, Rute C.. https://ciencia.iscte-iul.pt/publications/mobile-pervasive-augmented-reality-systems-for-outdoor-environments-contexts/58946?lang=en.
  8. Contextual Smart Data for Mobile Pervasive Augmented Reality Systems. 2019. Pascoal, R.; de Almeida, A.; Sofia, Rute C.. https://ciencia.iscte-iul.pt/publications/contextual-smart-data-for-mobile-pervasive-augmented-reality-systems/60250?lang=en.
  9. Predictive models for hotel booking cancellation: A semiautomated analysis of the literature. 2018. Antonio, N.; de Almeida, A.; Nunes, Luis. http://www.esght.ualg.pt/tms2018/index.php/TMS2018/TMS2018.
  10. Customizing mass housing: a dual computer implementation design strategy based on shape grammars. 2018. Santos, F.; de Almeida, A.; Taborda, B.; Eloy, S.. https://repositorio.iscte-iul.pt/handle/10071/15092.
  11. Adapting Speech Recognition in Augmented Reality for Mobile Devices in Outdoor Environments. 2017. Pascoal,Rui; Ribeiro, Ricardo; Batista, Fernando; de Almeida, A.. http://drops.dagstuhl.de/opus/volltexte/2017/7954.
  12. Enabling bookings cancellation with data science. 2017. Antonio, N.; de Almeida, A.; Nunes, Luis. http://www.tourismandhospitalitysummit.com.
  13. DESENVOLVIMENTO DO E-GOVERNMENT - UMA REVISÃO DA LITERATURA PARA IMPLEMENTAÇÃO EM CONTEXTOS HETEROGÉNEOS.. 2017. David, N.; Rhongo, D.; de Almeida, A.. https://ciencia.iscte-iul.pt/publications/desenvolvimento-do-e-government---uma-revisao-da-literatura-para-implementacao-em-contextos/45694?lang=en.
  14. Predicting hotel booking cancellation to decrease uncertainty and increase revenue. 2016. Antonio, N.; de Almeida, A.; Nunes, Luis. https://ciencia.iscte-iul.pt/publications/predicting-hotel-booking-cancellation-to-decrease-uncertainty-and-increase-revenue/49365?lang=en.
  15. Non-negative Matrix Factorization using posrank-based approximation decompositions. 2015. de Almeida, A.. http://ieeexplore.ieee.org/document/7313764/.
  16. MOBILE GOVERNMENT COMO ALTERNATIVA PARA INCLUSÃO DIGITAL E REFORÇO DA DISSEMINAÇÃO DO E-GOVERNMENT E E-GOVERNANCE EM MOÇAMBIQUE. 2014. Rhongo, D.; de Almeida, A.; David, N.. https://ciencia.iscte-iul.pt/publications/mobile-government-como-alternativa-para-inclusao-digital-e-reforco-da-disseminacao-do-e-government/45551?lang=en.
  17. On the Optimization of Appliance Loads Inferred by Probabilistic Models. 2014. Figueiredo, M; de Almeida, A.; Ribeiro, B.. https://ciencia.iscte-iul.pt/publications/on-the-optimization-of-appliance-loads-inferred-by-probabilistic-models/19057?lang=en.
  18. Prediction of road accident severity using the ordered probit model. 2014. R. Garrido; Bastos, A.; de Almeida, A.; Elvas, J.P.. http://www.sciencedirect.com/science/article/pii/S2352146514002701.
  19. On the regularization parameter selection for sparse code learning in electrical source separation. 2013. Figueiredo, M; Ribeiro, B.; de Almeida, A.. http://link.springer.com/chapter/10.1007%2F978-3-642-37213-1_29.
  20. Generation of road accident risk maps. 2013. Ilharco, A.; Bastos, A.; Elvas, J_P; de Almeida, A.. https://ciencia.iscte-iul.pt/publications/generation-of-road-accident-risk-maps/15091?lang=en.
  21. Smart Home: A Novel Model for Denoising an Electrical Signal. 2011. Figueiredo, M; de Almeida, A.; Ribeiro, B.. http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=6121752.
  22. About Nonnegative Matrix Factorization: on the posrank approximation. 2011. de Almeida, A.. http://link.springer.com/chapter/10.1007%2F978-3-642-20267-4_31.
  23. Wavelet Decomposition and Singular Spectrum Analysis for Electrical Signal Denoising. 2011. Figueiredo, M; de Almeida, A.; Ribeiro, B.. http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=6084183&tag=1.
  24. Non-intrusive Residential Electrical Consumption Traces. 2011. de Almeida, A.. http://link.springer.com/chapter/10.1007%2F978-3-642-19937-0_7.
  25. The virtual city with real decisions: iTEAM. 2011. de Almeida, A.; Ben-Akiva, M.; Pereira, F.; Gauche, A.; Guevara, C.; Niza, S.; Zegras, C.. https://ciencia.iscte-iul.pt/publications/the-virtual-city-with-real-decisions-iteam/15123?lang=en.
Distinctions

Award

2019 Best paper award
Cornell Hospitality Quarterly, Sage Journals, United Kingdom
2009 Best Paper Award (Poster)
IEEE Education Society, United States
2009 Best Paper award
International Conference on Computer Systems and Technologies, CompSysTech, Bulgaria