Vikram Ramanarayanan

Publication Activity (10 Years)

Years Active: 2010-2024
Publications (10 Years): 52

Top Topics

Speech Recognition

Conversational Agents

Top Venues

SIGDIAL Conference

Publications

Michael Neumann, Hardik Kothare, Vikram Ramanarayanan
Multimodal speech biomarkers for remote monitoring of ALS disease progression. Comput. Biol. Medicine 180 (2024)
Vanessa Richter, Michael Neumann, Vikram Ramanarayanan
Towards remote differential diagnosis of mental and neurological disorders using automatically extracted speech and facial features. ML4CMH@AAAI (2024)
Michael Neumann, Hardik Kothare, Doug Habberstad, Vikram Ramanarayanan
A Multimodal Investigation of Speech, Text, Cognitive and Facial Video Features for Characterizing Depression With and Without Medication. INTERSPEECH (2023)
Kwang S. Kim, Jessica L. Gaines, Benjamin Parrell, Vikram Ramanarayanan, Srikantan S. Nagarajan, John F. Houde
Mechanisms of sensorimotor adaptation in a hierarchical state feedback control model of speech. PLoS Comput. Biol. 19 (7) (2023)
Michael Neumann, Hardik Kothare, Vikram Ramanarayanan
Combining Multiple Multimodal Speech Features into an Interpretable Index Score for Capturing Disease Progression in Amyotrophic Lateral Sclerosis. INTERSPEECH (2023)
Vanessa Richter, Michael Neumann, Jordan R. Green, Brian Richburg, Oliver Roesler, Hardik Kothare, Vikram Ramanarayanan
Remote Assessment for ALS using Multimodal Dialog Agents: Data Quality, Feasibility and Task Compliance. INTERSPEECH (2023)
Lakshmi Arbatti, Abhishek Hosamath, Vikram Ramanarayanan, Ira Shoulson
What Do Patients Say About Their Disease Symptoms? Deep Multilabel Text Classification With Human-in-the-Loop Curation for Automatic Labeling of Patient Self Reports of Problems. CoRR (2023)
Hardik Kothare, Michael Neumann, Jackson Liscombe, Jordan R. Green, Vikram Ramanarayanan
Responsiveness, Sensitivity and Clinical Utility of Timing-Related Speech Biomarkers for Remote Monitoring of ALS Disease Progression. INTERSPEECH (2023)
Vikram Ramanarayanan, David Pautler, Lakshmi Arbatti, Abhishek Hosamath, Michael Neumann, Hardik Kothare, Oliver Roesler, Jackson Liscombe, Andrew Cornish, Doug Habberstad, Vanessa Richter, David Fox, David Suendermann-Oeft, Ira Shoulson
When Words Speak Just as Loudly as Actions: Virtual Agent Based Remote Health Assessment Integrating What Patients Say with What They Do. INTERSPEECH (2023)
Hardik Kothare, Oliver Roesler, William Burke, Michael Neumann, Jackson Liscombe, Andrew Exner, Sandy Snyder, Andrew Cornish, Doug Habberstad, David Pautler, David Suendermann-Oeft, Jessica Huber, Vikram Ramanarayanan
Speech, Facial and Fine Motor Features for Conversation-Based Remote Assessment and Monitoring of Parkinson's Disease. EMBC (2022)
Hardik Kothare, Michael Neumann, Jackson Liscombe, Oliver Roesler, William Burke, Andrew Exner, Sandy Snyder, Andrew Cornish, Doug Habberstad, David Pautler, David Suendermann-Oeft, Jessica Huber, Vikram Ramanarayanan
Statistical and clinical utility of multimodal dialogue-based speech and facial metrics for Parkinson's disease assessment. INTERSPEECH (2022)
Oliver Roesler, Hardik Kothare, William Burke, Michael Neumann, Jackson Liscombe, Andrew Cornish, Doug Habberstad, David Pautler, David Suendermann-Oeft, Vikram Ramanarayanan
Exploring Facial Metric Normalization For Within- and Between-Subject Comparisons in a Multimodal Health Monitoring Agent. ICMI Companion (2022)
Vanessa Richter, Michael Neumann, Hardik Kothare, Oliver Roesler, Jackson Liscombe, David Suendermann-Oeft, Sebastian Prokop, Anzalee Khan, Christian Yavorsky, Jean-Pierre Lindenmayer, Vikram Ramanarayanan
Towards Multimodal Dialog-Based Speech & Facial Biomarkers of Schizophrenia. ICMI Companion (2022)
Michael Neumann, Oliver Roesler, Jackson Liscombe, Hardik Kothare, David Suendermann-Oeft, David Pautler, Indu Navar, Aria Anvar, Jochen Kumm, Raquel Norel, Ernest Fraenkel, Alexander V. Sherman, James D. Berry, Gary L. Pattee, Jun Wang, Jordan R. Green, Vikram Ramanarayanan
Investigating the Utility of Multimodal Conversational Technology and Audiovisual Analytic Measures for the Assessment and Monitoring of Amyotrophic Lateral Sclerosis at Scale. CoRR (2021)
Hardik Kothare, Vikram Ramanarayanan, Oliver Roesler, Michael Neumann, Jackson Liscombe, William Burke, Andrew Cornish, Doug Habberstad, Alaa Sakallah, Sara Markuson, Seemran Kansara, Afik Faerman, Yasmine Bensidi-Slimane, Laura Fry, Saige Portera, David Suendermann-Oeft, David Pautler, Carly Demopoulos
Investigating the Interplay Between Affective, Phonatory and Motoric Subsystems in Autism Spectrum Disorder Using a Multimodal Dialogue Agent. Interspeech (2021)
Rahul R. Divekar, Haley Lepp, Pravin Chopade, Aaron Albin, Daniel Brenner, Vikram Ramanarayanan
Conversational Agents in Language Education: Where They Fit and Their Research Challenges. HCI (45) (2021)
Michael Neumann, Oliver Roesler, Jackson Liscombe, Hardik Kothare, David Suendermann-Oeft, David Pautler, Indu Navar, Aria Anvar, Jochen Kumm, Raquel Norel, Ernest Fraenkel, Alexander V. Sherman, James D. Berry, Gary L. Pattee, Jun Wang, Jordan R. Green, Vikram Ramanarayanan
Investigating the Utility of Multimodal Conversational Technology and Audiovisual Analytic Measures for the Assessment and Monitoring of Amyotrophic Lateral Sclerosis at Scale. Interspeech (2021)
Vikram Ramanarayanan, Oliver Roesler, Michael Neumann, David Pautler, Doug Habberstad, Andrew Cornish, Hardik Kothare, Vignesh Murali, Jackson Liscombe, Dirk Schnelle-Walka, Patrick L. Lange, David Suendermann-Oeft
Toward Remote Patient Monitoring of Speech, Video, Cognitive and Respiratory Biomarkers Using Multimodal Dialog Technology. INTERSPEECH (2020)
Haley Lepp, Chee Wee Leong, Katrina Roohr, Michelle P. Martin-Raugh, Vikram Ramanarayanan
Effect of Modality on Human and Machine Scoring of Presentation Videos. ICMI (2020)
Vikram Ramanarayanan, Matthew Mulholland, Debanjan Ghosh
Exploring Recurrent, Memory and Attention Based Architectures for Scoring Interactional Aspects of Human-Machine Text Dialog. CoRR (2020)
Vikram Ramanarayanan
Design and Development of a Human-Machine Dialog Corpus for the Automated Assessment of Conversational English Proficiency. INTERSPEECH (2020)
Yao Qian, Rutuja Ubale, Patrick L. Lange, Keelan Evanini, Vikram Ramanarayanan, Frank K. Soong
Spoken Language Understanding of Human-Machine Conversations for Language Learning Applications. J. Signal Process. Syst. 92 (8) (2020)
Rutuja Ubale, Vikram Ramanarayanan, Yao Qian, Keelan Evanini, Chee Wee Leong, Chong Min Lee
Native Language Identification from Raw Waveforms Using Deep Convolutional Neural Networks with Attentive Pooling. ASRU (2019)
Chee Wee Leong, Katrina Roohr, Vikram Ramanarayanan, Michelle P. Martin-Raugh, Harrison Kell, Rutuja Ubale, Yao Qian, Zydrune Mladineo, Laura McCulla
To Trust, or Not to Trust? A Study of Human Bias in Automated Video Interview Assessments. CoRR (2019)
Chee Wee Leong, Katrina Roohr, Vikram Ramanarayanan, Michelle P. Martin-Raugh, Harrison Kell, Rutuja Ubale, Yao Qian, Zydrune Mladineo, Laura McCulla
Are Humans Biased in Assessment of Video Interviews? ICMI (Adjunct) (2019)
Vikram Ramanarayanan, Matthew Mulholland, Yao Qian
Scoring Interactional Aspects of Human-Machine Dialog for Language Learning and Assessment using Text Features. SIGdial (2019)
Benjamin Parrell, Vikram Ramanarayanan, Srikantan S. Nagarajan, John F. Houde
The FACTS model of speech motor control: Fusing state estimation and task-based control. PLoS Comput. Biol. 15 (9) (2019)
Colin Vaz, Vikram Ramanarayanan, Shrikanth S. Narayanan
Acoustic Denoising Using Dictionary Learning With Spectral and Temporal Regularization. IEEE ACM Trans. Audio Speech Lang. Process. 26 (5) (2018)
Benjamin Parrell, Vikram Ramanarayanan, Srikantan S. Nagarajan, John F. Houde
FACTS: A Hierarchical Task-based Control Model of Speech Incorporating Sensory Feedback. INTERSPEECH (2018)
Vikram Ramanarayanan, Robert Pugh
Automatic Token and Turn Level Language Identification for Code-Switched Text Dialog: An Analysis Across Language Pairs and Corpora. SIGDIAL Conference (2018)
Keelan Evanini, Matthew Mulholland, Rutuja Ubale, Yao Qian, Robert A. Pugh, Vikram Ramanarayanan, Aoife Cahill
Improvements to an Automated Content Scoring System for Spoken CALL Responses: the ETS Submission to the Second Spoken CALL Shared Task. INTERSPEECH (2018)
David Pautler, Vikram Ramanarayanan, Kirby Cofino, Patrick L. Lange, David Suendermann-Oeft
Leveraging Multimodal Dialog Technology for the Design of Automated and Interactive Student Agents for Teacher Training. SIGDIAL Conference (2018)
Vikram Ramanarayanan, David Pautler, Patrick L. Lange, Eugene Tsuprun, Rutuja Ubale, Keelan Evanini, David Suendermann-Oeft
Toward Scalable Dialog Technology for Conversational Language Learning: Case Study of the TOEFL® MOOC. INTERSPEECH (2018)
Vikram Ramanarayanan, Sam Tilsen, Michael I. Proctor, Johannes Töger, Louis Goldstein, Krishna S. Nayak, Shrikanth S. Narayanan
Analysis of speech production real-time MRI. Comput. Speech Lang. 52 (2018)
Vikram Ramanarayanan, Michelle Lamar
Toward Automatically Measuring Learner Ability from Human-Machine Dialog Interactions using Novel Psychometric Models. BEA@NAACL-HLT (2018)
Vikram Ramanarayanan, Robert Pugh, Yao Qian, David Suendermann-Oeft
Automatic Turn-Level Language Identification for Code-Switched Spanish-English Dialog. IWSDS (2018)
Keelan Evanini, Veronika Timpe-Laughlin, Eugene Tsuprun, Ian Blood, Jeremy Lee, James V. Bruno, Vikram Ramanarayanan, Patrick L. Lange, David Suendermann-Oeft
Game-based Spoken Dialog Language Learning Applications for Young Students. INTERSPEECH (2018)
Zhou Yu, Vikram Ramanarayanan, Patrick L. Lange, David Suendermann-Oeft
An Open-Source Dialog System with Real-Time Engagement Tracking for Job Interview Training Applications. IWSDS (2017)
Tanner Sorensen, Zisis Iason Skordilis, Asterios Toutios, Yoon-Chul Kim, Yinghua Zhu, Jangwon Kim, Adam C. Lammert, Vikram Ramanarayanan, Louis Goldstein, Dani Byrd, Krishna S. Nayak, Shrikanth S. Narayanan
Database of Volumetric and Real-Time Vocal Tract MRI for Speech Science. INTERSPEECH (2017)
Yao Qian, Rutuja Ubale, Vikram Ramanarayanan, Patrick L. Lange, David Suendermann-Oeft, Keelan Evanini, Eugene Tsuprun
Exploring ASR-free end-to-end modeling to improve spoken language understanding in a cloud-based dialog system. ASRU (2017)
Vikram Ramanarayanan, David Suendermann-Oeft
Jee haan, I'd like both, por favor: Elicitation of a Code-Switched Corpus of Hindi-English and Spanish-English Human-Machine Dialog. INTERSPEECH (2017)
Vikram Ramanarayanan, Chee Wee Leong, David Suendermann-Oeft, Keelan Evanini
Crowdsourcing ratings of caller engagement in thin-slice videos of human-machine dialog: benefits and pitfalls. ICMI (2017)
Kirby Cofino, Vikram Ramanarayanan, Patrick L. Lange, David Pautler, David Suendermann-Oeft, Keelan Evanini
A modular, multimodal open-source virtual interviewer dialog agent. ICMI (2017)
Vikram Ramanarayanan, Patrick L. Lange, Keelan Evanini, Hillary R. Molloy, David Suendermann-Oeft
Human and Automated Scoring of Fluency, Pronunciation and Intonation During Human-Machine Spoken Dialog Interactions. INTERSPEECH (2017)
Vikram Ramanarayanan, David Suendermann-Oeft, Hillary Molloy, Eugene Tsuprun, Patrick L. Lange, Keelan Evanini
Crowdsourcing Multimodal Dialog Interactions: Lessons Learned from the HALEF Case. AAAI Workshops (2017)
Vikram Ramanarayanan, Chee Wee Leong, David Suendermann-Oeft
Rushing to Judgement: How do Laypeople Rate Caller Engagement in Thin-Slice Videos of Human-Machine Dialog? INTERSPEECH (2017)
Ming Li, Jangwon Kim, Adam C. Lammert, Prasanta Kumar Ghosh, Vikram Ramanarayanan, Shrikanth S. Narayanan
Speaker verification based on the fusion of speech acoustics and inverted articulatory signals. Comput. Speech Lang. 36 (2016)
Yao Qian, Jidong Tao, David Suendermann-Oeft, Keelan Evanini, Alexei V. Ivanov, Vikram Ramanarayanan
Noise and Metadata Sensitive Bottleneck Features for Improving Speaker Recognition with Non-Native Speech Input. INTERSPEECH (2016)
Zhou Yu, Vikram Ramanarayanan, Robert Mundkowsky, Patrick L. Lange, Alexei V. Ivanov, Alan W. Black, David Suendermann-Oeft
Multimodal HALEF: An Open-Source Modular Web-Based Multimodal Dialog Framework. IWSDS (2016)
Vikram Ramanarayanan, Maarten Van Segbroeck, Shrikanth S. Narayanan
Directly data-derived articulatory gesture-like representations retain discriminatory information about phone categories. Comput. Speech Lang. 36 (2016)
Vikram Ramanarayanan, Saad Khan
Novel features for capturing cooccurrence behavior in dyadic collaborative problem solving tasks. EDM (2016)
Vikram Ramanarayanan, Benjamin Parrell, Louis Goldstein, Srikantan S. Nagarajan, John F. Houde
A New Model of Speech Motor Control Based on Task Dynamics and State Feedback. INTERSPEECH (2016)
Alexei V. Ivanov, Vikram Ramanarayanan, David Suendermann-Oeft, Melissa Lopez, Keelan Evanini, Jidong Tao
Automated Speech Recognition Technology for Dialogue Interaction with Non-Native Interlocutors. SIGDIAL Conference (2015)
David Suendermann-Oeft, Vikram Ramanarayanan, Moritz Teckenbrock, Felix Neutatz, Dennis Schmidt
HALEF: An Open-Source Standard-Compliant Telephony-Based Modular Spoken Dialog System: A Review and An Outlook. IWSDS (2015)
Zisis Iason Skordilis, Vikram Ramanarayanan, Louis Goldstein, Shrikanth S. Narayanan
Experimental assessment of the tongue incompressibility hypothesis during speech production. INTERSPEECH (2015)
Zhou Yu, Vikram Ramanarayanan, David Suendermann-Oeft, Xinhao Wang, Klaus Zechner, Lei Chen, Jidong Tao, Aliaksei Ivanou, Yao Qian
Using bidirectional lstm recurrent neural networks to learn high-level abstractions of sequential features for automated scoring of non-native spontaneous speech. ASRU (2015)
Vikram Ramanarayanan, Chee Wee Leong, Lei Chen, Gary Feng, David Suendermann-Oeft
Evaluating Speech, Face, Emotion and Body Movement Time-series Features for Automated Multimodal Presentation Scoring. ICMI (2015)
Vikram Ramanarayanan, David Suendermann-Oeft, Alexei V. Ivanov, Keelan Evanini
A distributed cloud-based dialog system for conversational application development. SIGDIAL Conference (2015)
Vikram Ramanarayanan, Lei Chen, Chee Wee Leong, Gary Feng, David Suendermann-Oeft
An analysis of time-aggregated and time-series features for scoring different aspects of multimodal presentation data. INTERSPEECH (2015)
Colin Vaz, Vikram Ramanarayanan, Shrikanth S. Narayanan
Joint filtering and factorization for recovering latent structure from noisy speech data. INTERSPEECH (2014)
Andrés Benítez, Vikram Ramanarayanan, Louis Goldstein, Shrikanth S. Narayanan
A real-time MRI study of articulatory setting in second language speech. INTERSPEECH (2014)
Vikram Ramanarayanan, Louis Goldstein, Shrikanth S. Narayanan
Motor control primitives arising from a learned dynamical systems model of speech articulation. INTERSPEECH (2014)
Adam C. Lammert, Louis Goldstein, Vikram Ramanarayanan, Shrikanth S. Narayanan
Gestural Control in the English Past-Tense Suffix: An Articulatory Study Using Real-Time MRI. Phonetica 71 (4) (2014)
Vikram Ramanarayanan, Adam C. Lammert, Louis Goldstein, Shrikanth S. Narayanan
Articulatory settings facilitate mechanically advantageous motor control of vocal tract articulators. INTERSPEECH (2013)
Zhaojun Yang, Vikram Ramanarayanan, Dani Byrd, Shrikanth S. Narayanan
The effect of word frequency and lexical class on articulatory-acoustic coupling. INTERSPEECH (2013)
Adam C. Lammert, Vikram Ramanarayanan, Michael I. Proctor, Shrikanth S. Narayanan
Vocal tract cross-distance estimation from real-time MRI using region-of-interest analysis. INTERSPEECH (2013)
Daniel Bone, Chi-Chun Lee, Vikram Ramanarayanan, Shrikanth S. Narayanan, Renske S. Hoedemaker, Peter C. Gordon
Analyzing eye-voice coordination in rapid automatized naming. INTERSPEECH (2013)
Ming Li, Jangwon Kim, Prasanta Kumar Ghosh, Vikram Ramanarayanan, Shrikanth S. Narayanan
Speaker verification based on fusion of acoustic and articulatory information. INTERSPEECH (2013)
Colin Vaz, Vikram Ramanarayanan, Shrikanth S. Narayanan
A two-step technique for MRI audio enhancement using dictionary learning and wavelet packet analysis. INTERSPEECH (2013)
Vikram Ramanarayanan, Prasanta Kumar Ghosh, Adam C. Lammert, Shrikanth S. Narayanan
Exploiting speech production information for automatic speech and speaker modeling and recognition - possibilities and new opportunities. APSIPA (2012)
Shrikanth S. Narayanan, Erik Bresch, Prasanta Kumar Ghosh, Louis Goldstein, Athanasios Katsamanis, Yoon Kim, Adam C. Lammert, Michael I. Proctor, Vikram Ramanarayanan, Yinghua Zhu
A Multimodal Real-Time MRI Articulatory Corpus for Speech Research. INTERSPEECH (2011)
Athanasios Katsamanis, Erik Bresch, Vikram Ramanarayanan, Shrikanth S. Narayanan
Validating rt-MRI Based Articulatory Representations via Articulatory Recognition. INTERSPEECH (2011)
Vikram Ramanarayanan, Athanasios Katsamanis, Shrikanth S. Narayanan
Automatic Data-Driven Learning of Articulatory Primitives from Real-Time MRI Data Using Convolutive NMF with Sparseness Constraints. INTERSPEECH (2011)
Vikram Ramanarayanan, Dani Byrd, Louis Goldstein, Shrikanth S. Narayanan
Investigating articulatory setting - pauses, ready position, and rest - using real-time MRI. INTERSPEECH (2010)