Dr. Jekaterina Novikova, Ph.D.

Generative AI, LLM, Natural Language Processing, ML in Health, AI Safety

Toronto, Ontario, Canada

Research Expertise

Natural Language Processing
Machine Learning for Health
Trustworthy AI
Generative AI
Large Language Models

About

I am a Director of Machine Learning Research at Cambridge Cognition, where I improve the products using language technology. I am also a Science Lead at the ARVA non-profit, where I lead research efforts in AI safety. I participated in the development of the BLOOM large language model and led the organization of the End-to-End NLG shared task which set a new research agenda for neural text generation. My research was published in well-regarded journals and conferences, such as Interspeech, NAACL and EMNLP.

Publications

Why We Need New Evaluation Metrics for NLG

Proceedings of the 2017 Conference on Empirical Methods in Natural Language Processing / Jan 01, 2017

Novikova, J., Dušek, O., Cercas Curry, A., & Rieser, V. (2017). Why We Need New Evaluation Metrics for NLG. Proceedings of the 2017 Conference on Empirical Methods in Natural Language Processing. https://doi.org/10.18653/v1/d17-1238

The E2E Dataset: New Challenges For End-to-End Generation

Proceedings of the 18th Annual SIGdial Meeting on Discourse and Dialogue / Jan 01, 2017

Novikova, J., Dušek, O., & Rieser, V. (2017). The E2E Dataset: New Challenges For End-to-End Generation. Proceedings of the 18th Annual SIGdial Meeting on Discourse and Dialogue. https://doi.org/10.18653/v1/w17-5525

Evaluating the state-of-the-art of End-to-End Natural Language Generation: The E2E NLG challenge

Computer Speech & Language / Jan 01, 2020

Dušek, O., Novikova, J., & Rieser, V. (2020). Evaluating the state-of-the-art of End-to-End Natural Language Generation: The E2E NLG challenge. Computer Speech & Language, 59, 123–156. https://doi.org/10.1016/j.csl.2019.06.009

To BERT or not to BERT: Comparing Speech and Language-Based Approaches for Alzheimer’s Disease Detection

Interspeech 2020 / Oct 25, 2020

Balagopalan, A., Eyre, B., Rudzicz, F., & Novikova, J. (2020, October 25). To BERT or not to BERT: Comparing Speech and Language-Based Approaches for Alzheimer’s Disease Detection. Interspeech 2020. https://doi.org/10.21437/interspeech.2020-2557

Findings of the E2E NLG Challenge

Proceedings of the 11th International Conference on Natural Language Generation / Jan 01, 2018

Dušek, O., Novikova, J., & Rieser, V. (2018). Findings of the E2E NLG Challenge. Proceedings of the 11th International Conference on Natural Language Generation. https://doi.org/10.18653/v1/w18-6539

RankME: Reliable Human Ratings for Natural Language Generation

Proceedings of the 2018 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies, Volume 2 (Short Papers) / Jan 01, 2018

Novikova, J., Dušek, O., & Rieser, V. (2018). RankME: Reliable Human Ratings for Natural Language Generation. Proceedings of the 2018 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies, Volume 2 (Short Papers). https://doi.org/10.18653/v1/n18-2012

Crowd-sourcing NLG Data: Pictures Elicit Better Data.

Proceedings of the 9th International Natural Language Generation conference / Jan 01, 2016

Novikova, J., Lemon, O., & Rieser, V. (2016). Crowd-sourcing NLG Data: Pictures Elicit Better Data. Proceedings of the 9th International Natural Language Generation Conference. https://doi.org/10.18653/v1/w16-6644

Correlating natural language processing and automated speech analysis with clinician assessment to quantify speech-language changes in mild cognitive impairment and Alzheimer’s dementia

Alzheimer's Research & Therapy / Jun 04, 2021

Yeung, A., Iaboni, A., Rochon, E., Lavoie, M., Santiago, C., Yancheva, M., Novikova, J., Xu, M., Robin, J., Kaufman, L. D., & Mostafa, F. (2021). Correlating natural language processing and automated speech analysis with clinician assessment to quantify speech-language changes in mild cognitive impairment and Alzheimer’s dementia. Alzheimer’s Research & Therapy, 13(1). https://doi.org/10.1186/s13195-021-00848-x

Comparing Pre-trained and Feature-Based Models for Prediction of Alzheimer's Disease Based on Speech

Frontiers in Aging Neuroscience / Apr 27, 2021

Balagopalan, A., Eyre, B., Robin, J., Rudzicz, F., & Novikova, J. (2021). Comparing Pre-trained and Feature-Based Models for Prediction of Alzheimer’s Disease Based on Speech. Frontiers in Aging Neuroscience, 13. https://doi.org/10.3389/fnagi.2021.635945

A design model of emotional body expressions in non-humanoid robots

Proceedings of the second international conference on Human-agent interaction / Oct 29, 2014

Novikova, J., & Watts, L. (2014, October 29). A design model of emotional body expressions in non-humanoid robots. Proceedings of the Second International Conference on Human-Agent Interaction. https://doi.org/10.1145/2658861.2658892

Comparing Acoustic-Based Approaches for Alzheimer’s Disease Detection

Interspeech 2021 / Aug 30, 2021

Balagopalan, A., & Novikova, J. (2021, August 30). Comparing Acoustic-Based Approaches for Alzheimer’s Disease Detection. Interspeech 2021. https://doi.org/10.21437/interspeech.2021-759

Hybrid chat and task dialogue for more engaging HRI using reinforcement learning

2017 26th IEEE International Symposium on Robot and Human Interactive Communication (RO-MAN) / Aug 01, 2017

Papaioannou, I., Dondrup, C., Novikova, J., & Lemon, O. (2017, August). Hybrid chat and task dialogue for more engaging HRI using reinforcement learning. 2017 26th IEEE International Symposium on Robot and Human Interactive Communication (RO-MAN). https://doi.org/10.1109/roman.2017.8172363

Towards Artificial Emotions to Assist Social Coordination in HRI

International Journal of Social Robotics / Oct 07, 2014

Novikova, J., & Watts, L. (2014). Towards Artificial Emotions to Assist Social Coordination in HRI. International Journal of Social Robotics, 7(1), 77–88. https://doi.org/10.1007/s12369-014-0254-y

Detecting cognitive impairments by agreeing on interpretations of linguistic features

Proceedings of the 2019 Conference of the North / Jan 01, 2019

Zhu, Z., Novikova, J., & Rudzicz, F. (2019). Detecting cognitive impairments by agreeing on interpretations of linguistic features. Proceedings of the 2019 Conference of the North. https://doi.org/10.18653/v1/n19-1146

It’s Not the Way You Look, It’s How You Move: Validating a General Scheme for Robot Affective Behaviour

Human-Computer Interaction – INTERACT 2015 / Jan 01, 2015

Novikova, J., Ren, G., & Watts, L. (2015). It’s Not the Way You Look, It’s How You Move: Validating a General Scheme for Robot Affective Behaviour. In Lecture Notes in Computer Science (pp. 239–258). Springer International Publishing. https://doi.org/10.1007/978-3-319-22698-9_16

Emotionally expressive robot behavior improves human-robot collaboration

2015 24th IEEE International Symposium on Robot and Human Interactive Communication (RO-MAN) / Aug 01, 2015

Novikova, J., Watts, L., & Inamura, T. (2015, August). Emotionally expressive robot behavior improves human-robot collaboration. 2015 24th IEEE International Symposium on Robot and Human Interactive Communication (RO-MAN). https://doi.org/10.1109/roman.2015.7333645

DEPAC: a Corpus for Depression and Anxiety Detection from Speech

Proceedings of the Eighth Workshop on Computational Linguistics and Clinical Psychology / Jan 01, 2022

Tasnim, M., Ehghaghi, M., Diep, B., & Novikova, J. (2022). DEPAC: a Corpus for Depression and Anxiety Detection from Speech. Proceedings of the Eighth Workshop on Computational Linguistics and Clinical Psychology. https://doi.org/10.18653/v1/2022.clpsych-1.1

Lexical Features Are More Vulnerable, Syntactic Features Have More Predictive Power

Proceedings of the 5th Workshop on Noisy User-generated Text (W-NUT 2019) / Jan 01, 2019

Novikova, J., Balagopalan, A., Shkaruta, K., & Rudzicz, F. (2019). Lexical Features Are More Vulnerable, Syntactic Features Have More Predictive Power. Proceedings of the 5th Workshop on Noisy User-Generated Text (W-NUT 2019). https://doi.org/10.18653/v1/d19-5556

Impact of ASR on Alzheimer’s Disease Detection: All Errors are Equal, but Deletions are More Equal than Others

Proceedings of the Sixth Workshop on Noisy User-generated Text (W-NUT 2020) / Jan 01, 2020

Balagopalan, A., Shkaruta, K., & Novikova, J. (2020). Impact of ASR on Alzheimer’s Disease Detection: All Errors are Equal, but Deletions are More Equal than Others. Proceedings of the Sixth Workshop on Noisy User-Generated Text (W-NUT 2020). https://doi.org/10.18653/v1/2020.wnut-1.21

The aNALoGuE Challenge: Non Aligned Language GEneration

Proceedings of the 9th International Natural Language Generation conference / Jan 01, 2016

Novikova, J., & Rieser, V. (2016). The aNALoGuE Challenge: Non Aligned Language GEneration. Proceedings of the 9th International Natural Language Generation Conference. https://doi.org/10.18653/v1/w16-6627

Emotionally Driven Robot Control Architecture for Human-Robot Interaction

Towards Autonomous Robotic Systems / Jan 01, 2014

Novikova, J., Gaudl, S., & Bryson, J. (2014). Emotionally Driven Robot Control Architecture for Human-Robot Interaction. In Lecture Notes in Computer Science (pp. 261–263). Springer Berlin Heidelberg. https://doi.org/10.1007/978-3-662-43645-5_27

Fantastic Features and Where to Find Them: Detecting Cognitive Impairment with a Subsequence Classification Guided Approach

Proceedings of the Sixth Workshop on Noisy User-generated Text (W-NUT 2020) / Jan 01, 2020

Eyre, B., Balagopalan, A., & Novikova, J. (2020). Fantastic Features and Where to Find Them: Detecting Cognitive Impairment with a Subsequence Classification Guided Approach. Proceedings of the Sixth Workshop on Noisy User-Generated Text (W-NUT 2020). https://doi.org/10.18653/v1/2020.wnut-1.25

Sympathy Begins with a Smile, Intelligence Begins with a Word: Use of Multimodal Features in Spoken Human-Robot Interaction

Proceedings of the First Workshop on Language Grounding for Robotics / Jan 01, 2017

Novikova, J., Dondrup, C., Papaioannou, I., & Lemon, O. (2017). Sympathy Begins with a Smile, Intelligence Begins with a Word: Use of Multimodal Features in Spoken Human-Robot Interaction. Proceedings of the First Workshop on Language Grounding for Robotics. https://doi.org/10.18653/v1/w17-2811

Tutoring Robots

Innovative and Creative Developments in Multimodal Interaction Systems / Jan 01, 2014

Al Moubayed, S., Beskow, J., Bollepalli, B., Hussen-Abdelaziz, A., Johansson, M., Koutsombogera, M., Lopes, J. D., Novikova, J., Oertel, C., Skantze, G., Stefanov, K., & Varol, G. (2014). Tutoring Robots. In IFIP Advances in Information and Communication Technology (pp. 80–113). Springer Berlin Heidelberg. https://doi.org/10.1007/978-3-642-55143-7_4

Robustness and Sensitivity of BERT Models Predicting Alzheimer’s Disease from Text

Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) / Jan 01, 2021

Novikova, J. (2021). Robustness and Sensitivity of BERT Models Predicting Alzheimer’s Disease from Text. Proceedings of the Seventh Workshop on Noisy User-Generated Text (W-NUT 2021). https://doi.org/10.18653/v1/2021.wnut-1.37

Automated detection of progressive speech changes in early Alzheimer's disease

Alzheimer's & Dementia: Diagnosis, Assessment & Disease Monitoring / Apr 01, 2023

Robin, J., Xu, M., Balagopalan, A., Novikova, J., Kahn, L., Oday, A., Hejrati, M., Hashemifar, S., Negahdar, M., Simpson, W., & Teng, E. (2023). Automated detection of progressive speech changes in early Alzheimer’s disease. Alzheimer’s & Dementia: Diagnosis, Assessment & Disease Monitoring, 15(2). Portico. https://doi.org/10.1002/dad2.12445

Modeling Human-Robot Collaboration in a Simulated Environment

Proceedings of the Tenth Annual ACM/IEEE International Conference on Human-Robot Interaction Extended Abstracts / Mar 02, 2015

Novikova, J., Watts, L., & Inamura, T. (2015, March 2). Modeling Human-Robot Collaboration in a Simulated Environment. Proceedings of the Tenth Annual ACM/IEEE International Conference on Human-Robot Interaction Extended Abstracts. https://doi.org/10.1145/2701973.2702035

Cost-effective Models for Detecting Depression from Speech

2022 21st IEEE International Conference on Machine Learning and Applications (ICMLA) / Dec 01, 2022

Tasnim, M., & Novikova, J. (2022, December). Cost-effective Models for Detecting Depression from Speech. 2022 21st IEEE International Conference on Machine Learning and Applications (ICMLA). https://doi.org/10.1109/icmla55696.2022.00259

Introducing a ROS based planning and execution framework for human-robot interaction

Proceedings of the 1st ACM SIGCHI International Workshop on Investigating Social Interactions with Artificial Agents / Nov 13, 2017

Dondrup, C., Papaioannou, I., Novikova, J., & Lemon, O. (2017, November 13). Introducing a ROS based planning and execution framework for human-robot interaction. Proceedings of the 1st ACM SIGCHI International Workshop on Investigating Social Interactions with Artificial Agents. https://doi.org/10.1145/3139491.3139500

Human-robot collaborative tutoring using multiparty multimodal spoken dialogue

Proceedings of the 2014 ACM/IEEE international conference on Human-robot interaction / Mar 03, 2014

Al Moubayed, S., Beskow, J., Bollepalli, B., Gustafson, J., Hussen-Abdelaziz, A., Johansson, M., Koutsombogera, M., Lopes, J. D., Novikova, J., Oertel, C., Skantze, G., Stefanov, K., & Varol, G. (2014, March 3). Human-robot collaborative tutoring using multiparty multimodal spoken dialogue. Proceedings of the 2014 ACM/IEEE International Conference on Human-Robot Interaction. https://doi.org/10.1145/2559636.2563681

The role of emotions in inter-action selection

Interaction Studies / Aug 20, 2014

Novikova, J., Watts, L., & Bryson, J. J. (2014). The role of emotions in inter-action selection. Interaction Studies / Social Behaviour and Communication in Biological and Artificial Systems, 15(2), 216–223. Portico. https://doi.org/10.1075/is.15.2.10nov

Quality comparison of remote vs. in‐person digital speech assessment for dementia

Alzheimer's & Dementia / Dec 01, 2020

Robin, J., Novikova, J., Sirotkin, S., Yancheva, M., Kaufman, L. D., & Simpson, W. (2020). Quality comparison of remote vs. in‐person digital speech assessment for dementia: Developing topics. Alzheimer’s & Dementia, 16(S5). Portico. https://doi.org/10.1002/alz.046971

S44. Using Acoustic and Linguistic Markers From Spontaneous Speech to Predict Scores on the Montreal Cognitive Assessment (MoCA)

Biological Psychiatry / May 01, 2019

Balagopalan, A., Yancheva, M., Novikova, J., & Simpson, W. (2019). S44. Using Acoustic and Linguistic Markers From Spontaneous Speech to Predict Scores on the Montreal Cognitive Assessment (MoCA). Biological Psychiatry, 85(10), S313. https://doi.org/10.1016/j.biopsych.2019.03.795

Characterizing progressive speech changes in prodromal‐to‐mild Alzheimer’s disease using natural language processing

Alzheimer's & Dementia / Dec 01, 2022

Robin, J., Xu, M., Balagopalan, A., Novikova, J., Kahn, L., Oday, A., Hejrati, M., Hashemifar, S., Negahdar, M., Simpson, B., & Teng, E. (2022). Characterizing progressive speech changes in prodromal‐to‐mild Alzheimer’s disease using natural language processing. Alzheimer’s & Dementia, 18(S5). Portico. https://doi.org/10.1002/alz.063244

Factors Affecting the Performance of Automated Speaker Verification in Alzheimer’s Disease Clinical Trials

Proceedings of the 5th Clinical Natural Language Processing Workshop / Jan 01, 2023

Ehghaghi, M., Stanojevic, M., Akram, A., & Novikova, J. (2023). Factors Affecting the Performance of Automated Speaker Verification in Alzheimer’s Disease Clinical Trials. Proceedings of the 5th Clinical Natural Language Processing Workshop. https://doi.org/10.18653/v1/2023.clinicalnlp-1.27

Proceedings of the 2nd Workshop on Natural Language Generation, Evaluation, and Metrics (GEM)

Jan 01, 2022

Proceedings of the 2nd Workshop on Natural Language Generation, Evaluation, and Metrics (GEM). (2022). https://doi.org/10.18653/v1/2022.gem-1

A comparison of clinician assessment of speech versus automated speech analysis in mild cognitive impairment and Alzheimer’s dementia

Alzheimer's & Dementia / Dec 01, 2020

Yeung, A., Iaboni, A., Rochon, E., Lavoie, M., Santiago, C., Yancheva, M., Novikova, J., Kaufman, L. D., & Mostafa, F. (2020). A comparison of clinician assessment of speech versus automated speech analysis in mild cognitive impairment and Alzheimer’s dementia: Neuropsychiatry and behavioral neurology/Assessment/Measurement of neuropsychiatric/Behavioral and psychological symptoms. Alzheimer’s & Dementia, 16(S6). Portico. https://doi.org/10.1002/alz.044181

P4‐541: COMPARISON OF A SPEECH‐BASED DIGITAL BIOMARKER WITH THE MOCA IN A NATURALISTIC COHORT OF SENIORS

Alzheimer's & Dementia / Jul 01, 2019

Simpson, W., Kaufman, L., Balagopalna, A., & Novikova, J. (2019). P4‐541: COMPARISON OF A SPEECH‐BASED DIGITAL BIOMARKER WITH THE MOCA IN A NATURALISTIC COHORT OF SENIORS. Alzheimer’s & Dementia, 15(7S_Part_29). Portico. https://doi.org/10.1016/j.jalz.2019.08.088

2d. Beitragsmodell (arXiv)

Praxishandbuch Open Access / May 22, 2017

Tobschall, E. (2017). 2d. Beitragsmodell (arXiv). In Praxishandbuch Open Access (pp. 102–111). De Gruyter. https://doi.org/10.1515/9783110494068-012

The first historical account of Vietnam mathematics on arXiv

Jun 01, 2022

Ants, S. (2022). The first historical account of Vietnam mathematics on arXiv. https://doi.org/10.31219/osf.io/k7pwf

Consensus rate-based label propagation for semi-supervised classification

Information Sciences / Oct 01, 2018

Yu, J., & Kim, S. B. (2018). Consensus rate-based label propagation for semi-supervised classification. Information Sciences, 465, 265–284. https://doi.org/10.1016/j.ins.2018.06.074

Preprint repository arXiv achieves milestone million uploads

Physics Today / Jan 01, 2014

Preprint repository arXiv achieves milestone million uploads. (2014). Physics Today. https://doi.org/10.1063/pt.5.028530

About the social role of child and adolescent psychiatrists in times of epidemic

IACAPAP ArXiv / Jan 01, 2020

Falissard, B. (2020). About the social role of child and adolescent psychiatrists in times of epidemic. IACAPAP ArXiv. https://doi.org/10.14744/iacapaparxiv.2020.20004

Frontotemporal lobar degeneration

Radiopaedia.org / Jan 20, 2019

Abdelmonem, H. (2019). Frontotemporal lobar degeneration. In Radiopaedia.org. Radiopaedia.org; Internet Archive. https://doi.org/10.53347/rid-65717

A Generic Architecture for Dynamic Outdoor Environment

2011 IEEE 23rd International Conference on Tools with Artificial Intelligence / Nov 01, 2011

Aycard, O., Vu, T.-D., Baig, Q., & Fraichard, T. (2011, November). A Generic Architecture for Dynamic Outdoor Environment. 2011 IEEE 23rd International Conference on Tools with Artificial Intelligence. https://doi.org/10.1109/ictai.2011.93

ArXiv in the Open Access Era: its usage and impact on physics researchers

Bulletin of the AAS / Apr 27, 2022

Narayana, N. M., & Bhandi, M. K. (2022). ArXiv in the Open Access Era: its usage and impact on physics researchers. Bulletin of the AAS. https://doi.org/10.3847/25c2cfeb.52d67090

Using Digital Speech Assessments to Detect Early Signs of Cognitive Impairment

Frontiers in Digital Health / Oct 27, 2021

Robin, J., Xu, M., Kaufman, L. D., & Simpson, W. (2021). Using Digital Speech Assessments to Detect Early Signs of Cognitive Impairment. Frontiers in Digital Health, 3. https://doi.org/10.3389/fdgth.2021.749758

arXiv

100 Years of Math Milestones / Jun 12, 2019

arXiv. (2019). In 100 Years of Math Milestones (pp. 433–437). American Mathematical Society. https://doi.org/10.1090/mbk/121/79

Optimization for Real-Time Embedded Systems

Real-Time Embedded Systems / Jun 01, 2011

Optimization for Real-Time Embedded Systems. (2011). In Real-Time Embedded Systems (pp. 25–42). CRC Press. https://doi.org/10.1201/b10935-3

Education

University of Bath

Ph.D., Artificial Intelligence

Bath

Links & Social Media

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