Publications

2025

1. Plosone-2025

   

   SpO2/FiO2 ratio as a better metric for assessment of RBC transfusion effectiveness in non-traumatic critically ill patients with physiologic derangements

   Tilendra Choudhary, Geoffrey Smith, John D Roback, and 3 more authors

   PloS one, 2025

   Bib HTML

   @article{choudhary2025_plosone,
     title = {SpO2/FiO2 ratio as a better metric for assessment of RBC transfusion effectiveness in non-traumatic critically ill patients with physiologic derangements},
     author = {Choudhary, Tilendra and Smith, Geoffrey and Roback, John D and Patel, Ravi M and Josephson, Cassandra D and Kamaleswaran, Rishikesan},
     journal = {PloS one},
     volume = {20},
     number = {7},
     pages = {e0327537},
     year = {2025},
   }

2024

1. BSPC-2024

   

   Analyzing SCG Methodology for Identification of Ventricular Depolarization Events

   Mousumi Das, Tilendra Choudhary, L.N. Sharma, and 1 more author

   Biomedical Signal Processing and Control, Elsevier, 2024

   Bib HTML

   @article{das2024analyzing,
     title = {Analyzing SCG Methodology for Identification of Ventricular Depolarization Events},
     author = {Das, Mousumi and Choudhary, Tilendra and Sharma, L.N. and Bhuyan, M.K.},
     journal = {Biomedical Signal Processing and Control, Elsevier},
     year = {2024},
     url = {https://doi.org/10.1016/j.bspc.2024.106940}
   }

2. HDS-2024

   

   Robust Meta-Model for Predicting the Likelihood of Receiving Blood Transfusion in Non-traumatic ICU Patients

   Alireza Rafiei, Ronald Moore, Tilendra Choudhary, and 6 more authors

   Health Data Science, 2024

   Bib HTML

   @article{rafiei2024robust,
     title = {Robust Meta-Model for Predicting the Likelihood of Receiving Blood Transfusion in Non-traumatic ICU Patients},
     author = {Rafiei, Alireza and Moore, Ronald and Choudhary, Tilendra and Marshall, Curtis and Smith, Geoffrey and Roback, John D and Patel, Ravi M and Josephson, Cassandra D and Kamaleswaran, Rishikesan},
     journal = {Health Data Science},
     year = {2024},
     url = {https://spj.science.org/doi/10.34133/hds.0197},
   }

3. BSPC

   

   Parsimonious waveform-derived features consisting of pulse arrival time and heart rate variability predicts the onset of septic shock

   Moamen M Soliman, Curtis Marshall, Jacob P Kimball, and 7 more authors

   Biomedical Signal Processing and Control, 2024

   Bib

   @article{soliman2024parsimonious,
     title = {Parsimonious waveform-derived features consisting of pulse arrival time and heart rate variability predicts the onset of septic shock},
     author = {Soliman, Moamen M and Marshall, Curtis and Kimball, Jacob P and Choudhary, Tilendra and Clermont, Gilles and Pinsky, Michael R and Buchman, Timothy G and Coopersmith, Craig M and Inan, Omer T and Kamaleswaran, Rishikesan},
     journal = {Biomedical Signal Processing and Control},
     volume = {92},
     pages = {105974},
     year = {2024},
     publisher = {Elsevier},
   }

4. ATS-2024

   

   A Retrospective Causal Inference-based Study Using Machine Learning for Identifying Treatment Effects of Various Therapies in Sepsis-induced Acute Respiratory Failure Phenotypes

   P Upadhyaya, Tilendra Choudhary, C Davis, and 3 more authors

   In American Thoracic Society, C22. ARTIFICIAL INTELLIGENCE IN THE ICU: THE MACHINE WILL SEE YOU NOW, San Diego, 2024

   Bib

   @incollection{upadhyaya2024retrospective,
     title = {A Retrospective Causal Inference-based Study Using Machine Learning for Identifying Treatment Effects of Various Therapies in Sepsis-induced Acute Respiratory Failure Phenotypes},
     author = {Upadhyaya, P and Choudhary, Tilendra and Davis, C and Yang, P and Coopersmith, C and Kamaleswaran, R},
     booktitle = {American Thoracic Society, C22. ARTIFICIAL INTELLIGENCE IN THE ICU: THE MACHINE WILL SEE YOU NOW},
     pages = {A5071--A5071},
     year = {2024},
     publisher = {American Thoracic Society},
     location = {San Diego},
   }

5. BMC-Critical-Care

   

   Derivation and Validation of Generalized Sepsis-induced Acute Respiratory Failure Phenotypes Among Critically Ill Patients: A Retrospective Study

   Tilendra Choudhary, Pulakesh Upadhyaya, Carolyn M Davis, and 8 more authors

   BioMed Critical Care, 2024

   Bib HTML PDF

   @article{choudhary2024derivation,
     title = {Derivation and Validation of Generalized Sepsis-induced Acute Respiratory Failure Phenotypes Among Critically Ill Patients: A Retrospective Study},
     author = {Choudhary, Tilendra and Upadhyaya, Pulakesh and Davis, Carolyn M and Yang, Philip and Tallowin, Simon and Lisboa, Felipe A and Schobel, Seth A and Coopersmith, Craig M and Elster, Eric A and Buchman, Timothy G and others},
     journal = {BioMed Critical Care},
     year = {2024},
     volume = {28},
     number = {1},
     pages = {321},
     url = {https://doi.org/10.1186/s13054-024-05061-4},
     publisher = {BMC},
     dimensions = {true},
   }

6. ATS-2024

   

   A Multicenter Study on Deriving and Validating Data-driven Phenotypes for Sepsis-induced Acute Respiratory Failure in ICU Patients

   Tilendra Choudhary, P Upadhyaya, C Davis, and 3 more authors

   In American Thoracic Society, C96. PRECISION MEDICINE IN CRITICAL CARE: EXPLORING ARDS AND SEPSIS PHENOTYPES, San Diego, 2024

   Bib

   @incollection{choudhary2024multicenter,
     title = {A Multicenter Study on Deriving and Validating Data-driven Phenotypes for Sepsis-induced Acute Respiratory Failure in ICU Patients},
     author = {Choudhary, Tilendra and Upadhyaya, P and Davis, C and Yang, P and Coopersmith, C and Kamaleswarsan, R},
     booktitle = {American Thoracic Society, C96. PRECISION MEDICINE IN CRITICAL CARE: EXPLORING ARDS AND SEPSIS PHENOTYPES},
     pages = {A6629--A6629},
     year = {2024},
     publisher = {American Thoracic Society},
     location = {San Diego},
   }

7. arXiv-2024

   

   Deep Representation Learning-Based Dynamic Trajectory Phenotyping for Acute Respiratory Failure in Medical Intensive Care Units

   Alan Wu, Tilendra Choudhary, Pulakesh Upadhyaya, and 3 more authors

   arXiv preprint arXiv:2405.02563, 2024

   Bib

   @article{wu2024deep,
     title = {Deep Representation Learning-Based Dynamic Trajectory Phenotyping for Acute Respiratory Failure in Medical Intensive Care Units},
     author = {Wu, Alan and Choudhary, Tilendra and Upadhyaya, Pulakesh and Ali, Ayman and Yang, Philip and Kamaleswaran, Rishikesan},
     journal = {arXiv preprint arXiv:2405.02563},
     year = {2024},
   }

2023

1. Elsevier-JAD

   

   Effect of transcutaneous cervical vagus nerve stimulation on declarative and working memory in patients with Posttraumatic Stress Disorder (PTSD): A pilot study

   Tilendra Choudhary, Marcus Elliott, Neil R Euliano, and 7 more authors

   Journal of affective disorders, 2023

   Bib HTML PDF

   @article{choudhary2023effect,
     title = {Effect of transcutaneous cervical vagus nerve stimulation on declarative and working memory in patients with Posttraumatic Stress Disorder (PTSD): A pilot study},
     author = {Choudhary, Tilendra and Elliott, Marcus and Euliano, Neil R and Gurel, Nil Z and Rivas, Amanda G and Wittbrodt, Matthew T and Vaccarino, Viola and Shah, Amit J and Inan, Omer T and Bremner, J Douglas},
     journal = {Journal of affective disorders},
     volume = {339},
     pages = {418--425},
     year = {2023},
     publisher = {Elsevier},
     doi = {10.1016/j.jad.2023.07.025},
     url = {https://doi.org/10.1016/j.jad.2023.07.025},
     dimensions = {true},
   }

2022

1. IEEE-J-ISJ

   

   Non-contact heart rate measurement from facial video data using a 2d-vmd scheme

   Mousumi Das, Tilendra Choudhary, MK Bhuyan, and 1 more author

   IEEE Sensors Journal, 2022

   Bib

   @article{das2022non,
     title = {Non-contact heart rate measurement from facial video data using a 2d-vmd scheme},
     author = {Das, Mousumi and Choudhary, Tilendra and Bhuyan, MK and Sharma, LN},
     journal = {IEEE Sensors Journal},
     volume = {22},
     number = {11},
     pages = {11153--11161},
     year = {2022},
     publisher = {IEEE},
   }

2. IEEE-C-WiSPNET

   

   A multiresolution method for non-contact heart rate estimation using facial video frames

   Mousumi Das, Tilendra Choudhary, MK Bhuyan, and 2 more authors

   In 2022 International Conference on Wireless Communications Signal Processing and Networking (WiSPNET), 2022

   Bib

   @inproceedings{das2022multiresolution,
     title = {A multiresolution method for non-contact heart rate estimation using facial video frames},
     author = {Das, Mousumi and Choudhary, Tilendra and Bhuyan, MK and Sharma, LN and others},
     booktitle = {2022 International Conference on Wireless Communications Signal Processing and Networking (WiSPNET)},
     pages = {115--119},
     year = {2022},
     organization = {IEEE},
   }

2021

1. Elsevier-J-BSPC

   

   Analyzing Seismocardiographic Approach for Heart Rate Variability Measurement

   Tilendra Choudhary, Mousumi Das, L.N. Sharma, and 1 more author

   Biomedical Signal Processing and Control, 2021

   Bib

   @article{choudhary2021analyzing,
     title = {Analyzing Seismocardiographic Approach for Heart Rate Variability Measurement},
     author = {Choudhary, Tilendra and Das, Mousumi and Sharma, L.N. and Bhuyan, M.K.},
     journal = {Biomedical Signal Processing and Control},
     volume = {68},
     pages = {102793},
     year = {2021},
     publisher = {Elsevier},
   }

2. IEEE-TIM

   

   Vibrocarotidography: A Novel Measurement Technique to Quantify Pulsations at Common Carotid Arteries

   Tilendra Choudhary, Mousumi Das, M.K. Bhuyan, and 1 more author

   IEEE Transactions on Instrumentation and Measurement, 2021

   Bib

   @article{choudhary2021vibrocarotidography,
     title = {Vibrocarotidography: A Novel Measurement Technique to Quantify Pulsations at Common Carotid Arteries},
     author = {Choudhary, Tilendra and Das, Mousumi and Bhuyan, M.K. and Sharma, L.N.},
     journal = {IEEE Transactions on Instrumentation and Measurement},
     year = {2021},
     publisher = {IEEE},
     doi = {10.1109/TIM.2021.3115203},
   }

3. IEEE-TIM

   

   Noninvasive Accelerometric Approach for Cuffless Continuous Blood Pressure Measurement

   Mousumi Das, Tilendra Choudhary, L.N. Sharma, and 1 more author

   IEEE Transactions on Instrumentation and Measurement, 2021

   Bib

   @article{das2021noninvasive,
     title = {Noninvasive Accelerometric Approach for Cuffless Continuous Blood Pressure Measurement},
     author = {Das, Mousumi and Choudhary, Tilendra and Sharma, L.N. and Bhuyan, M.K.},
     journal = {IEEE Transactions on Instrumentation and Measurement},
     year = {2021},
     publisher = {IEEE},
     doi = {10.1109/TIM.2021.3122182},
   }

4. IEEE-C-INDICON

   

   A non-fiducial noise robust VMD-based framework for ECG-based biometric recognition

   Tilendra Choudhary, Mousumi Das, LN Sharma, and 1 more author

   In 2021 IEEE 18th India Council International Conference (INDICON), 2021

   Bib

   @inproceedings{choudhary2021non,
     title = {A non-fiducial noise robust VMD-based framework for ECG-based biometric recognition},
     author = {Choudhary, Tilendra and Das, Mousumi and Sharma, LN and Bhuyan, MK},
     booktitle = {2021 IEEE 18th India Council International Conference (INDICON)},
     pages = {1--6},
     year = {2021},
     organization = {IEEE},
   }

2020

1. Patent-IN

   

   Device and Method for Seismocardiography Recording and Monitoring in Mobile Device for Healthcare Applications

   Tilendra Choudhary, L.N. Sharma, and M.K. Bhuyan

   2020

   Bib

   @misc{choudharydevice,
     title = {Device and Method for Seismocardiography Recording and Monitoring in Mobile Device for Healthcare Applications},
     author = {Choudhary, Tilendra and Sharma, L.N. and Bhuyan, M.K.},
     notes = {IN Patent App. 202031027314},
     year = {2020},
   }

2. Patent-IN

   

   Method and Technology for Accelerometric Signal Recording of a Novel Vibrocarotidogram (ViCG) with Seismocardiogram (SCG)

   Tilendra Choudhary, L.N. Sharma, and M.K. Bhuyan

   2020

   Bib

   @misc{choudharymethod,
     title = {Method and Technology for Accelerometric Signal Recording of a Novel Vibrocarotidogram (ViCG) with Seismocardiogram (SCG)},
     author = {Choudhary, Tilendra and Sharma, L.N. and Bhuyan, M.K.},
     notes = {IN Patent App. 202031026802},
     year = {2020},
   }

3. IEEE-TIM

   

   Delineation and Analysis of Seismocardiographic Systole and Diastole Profiles

   Tilendra Choudhary, M.K. Bhuyan, and L.N. Sharma

   IEEE Transactions on Instrumentation and Measurement, 2020

   Bib

   @article{choudhary2020delineation,
     title = {Delineation and Analysis of Seismocardiographic Systole and Diastole Profiles},
     author = {Choudhary, Tilendra and Bhuyan, M.K. and Sharma, L.N.},
     journal = {IEEE Transactions on Instrumentation and Measurement},
     year = {2020},
     publisher = {IEEE},
     doi = {10.1109/TIM.2020.3007295},
   }

4. IEEE-J-ISJ

   

   Identification of Human Breathing-States Using Cardiac-Vibrational Signal for m-Health Applications

   Tilendra Choudhary, L.N. Sharma, M.K. Bhuyan, and 1 more author

   IEEE Sensors Journal, 2020

   Bib

   @article{choudhary2020identification,
     title = {Identification of Human Breathing-States Using Cardiac-Vibrational Signal for m-Health Applications},
     author = {Choudhary, Tilendra and Sharma, L.N. and Bhuyan, M.K. and Bora, Kangkana},
     journal = {IEEE Sensors Journal},
     year = {2020},
     publisher = {IEEE},
     doi = {10.1109/JSEN.2020.3025384},
   }

5. Thesis

   

   WAVEFORM DELINEATION AND ANALYSIS OF SEISMOCARDIOGRAPHIC SIGNALS

   Tilendra Choudhary

   2020

   Thesis, IIT Guwahati

   Bib

   @phdthesis{choudhary2020waveform,
     title = {WAVEFORM DELINEATION AND ANALYSIS OF SEISMOCARDIOGRAPHIC SIGNALS},
     author = {Choudhary, Tilendra},
     year = {2020},
     note = {Thesis, IIT Guwahati},
     school = {IIT Guwahati},
     type = {PhD thesis}
   }

2019

1. Elsevier-BSPC

   

   Orthogonal subspace projection based framework to extract heart cycles from SCG signal

   Tilendra Choudhary, M.K. Bhuyan, and L.N. Sharma

   Biomedical Signal Processing and Control, 2019

   Bib

   @article{choudhary2019orthogonal,
     title = {Orthogonal subspace projection based framework to extract heart cycles from SCG signal},
     author = {Choudhary, Tilendra and Bhuyan, M.K. and Sharma, L.N.},
     journal = {Biomedical Signal Processing and Control},
     volume = {50},
     pages = {45--51},
     year = {2019},
     publisher = {Elsevier},
   }

2. IEEE-C-TENSYMP

   

   Effect of Respiratory Effort Levels on SCG Signals

   Tilendra Choudhary, M.K. Bhuyan, and L.N. Sharma

   In The IEEE Region 10 Symposium (TENSYMP), 2019

   Bib

   @inproceedings{choudhary2019effect,
     title = {Effect of Respiratory Effort Levels on SCG Signals},
     author = {Choudhary, Tilendra and Bhuyan, M.K. and Sharma, L.N.},
     booktitle = {The IEEE Region 10 Symposium (TENSYMP)},
     pages = {143--146},
     year = {2019},
     url = {http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=\&arnumber=8971092\&isnumber=8971022},
   }

3. IEEE-J-ISJ

   

   A Novel Method for Aortic Valve Opening Phase Detection Using SCG Signal

   Tilendra Choudhary, M.K. Bhuyan, and L.N. Sharma

   IEEE Sensors Journal, 2019

   Bib

   @article{choudhary2019novel,
     title = {A Novel Method for Aortic Valve Opening Phase Detection Using SCG Signal},
     author = {Choudhary, Tilendra and Bhuyan, M.K. and Sharma, L.N.},
     journal = {IEEE Sensors Journal},
     year = {2019},
     publisher = {IEEE},
   }

2018

1. IEEE-SPL

   

   Heart sound extraction from sternal seismocardiographic signal

   Tilendra Choudhary, LN Sharma, and Manas Kamal Bhuyan

   IEEE Signal Processing Letters, 2018

   Bib

   @article{choudhary2018heart,
     title = {Heart sound extraction from sternal seismocardiographic signal},
     author = {Choudhary, Tilendra and Sharma, LN and Bhuyan, Manas Kamal},
     journal = {IEEE Signal Processing Letters},
     volume = {25},
     number = {4},
     pages = {482--486},
     year = {2018},
     publisher = {IEEE},
   }

2. IEEE-JBHI

   

   Automatic Detection of Aortic Valve Opening using Seismocardiography in Healthy Individuals

   Tilendra Choudhary, L.N. Sharma, and M.K. Bhuyan

   IEEE Journal of Biomedical and Health Informatics, 2018

   Bib HTML

   @article{choudhary2018automatic,
     title = {Automatic Detection of Aortic Valve Opening using Seismocardiography in Healthy Individuals},
     author = {Choudhary, Tilendra and Sharma, L.N. and Bhuyan, M.K.},
     journal = {IEEE Journal of Biomedical and Health Informatics},
     year = {2018},
     publisher = {IEEE},
     doi = {10.1109/JBHI.2018.2829608},
     url = {https://ieeexplore.ieee.org/document/8345772},
     dimensions = {true},
   }

3. IEEE-C-WiSPNET

   

   Small Motion Magnification using Automated RoI Selection and Spatial Co-ordinate Approach

   Mithoon Kumar, Tilendra Choudhary, and M.K. Bhuyan

   In IEEE Intr. Conf. WiSPNET 2018, 2018

   Bib

   @inproceedings{kumar2018small,
     title = {Small Motion Magnification using Automated RoI Selection and Spatial Co-ordinate Approach},
     author = {Kumar, Mithoon and Choudhary, Tilendra and Bhuyan, M.K.},
     booktitle = {IEEE Intr. Conf. WiSPNET 2018},
     year = {2018},
   }

4. IEEE-C-WiSPNET

   

   Standalone Heartbeat Extraction in SCG signal using Variational Mode Decomposition

   Tilendra Choudhary, L.N. Sharma, and M.K. Bhuyan

   In IEEE Intr. Conf. WiSPNET 2018, 2018

   Bib

   @inproceedings{choudhary2018standalone,
     title = {Standalone Heartbeat Extraction in SCG signal using Variational Mode Decomposition},
     author = {Choudhary, Tilendra and Sharma, L.N. and Bhuyan, M.K.},
     booktitle = {IEEE Intr. Conf. WiSPNET 2018},
     year = {2018},
   }

5. IEEE-C-SPCOM

   

   Suppression of Artifacts from Seismocardiogram Signal using Two-Stage Kalman Filtering Model

   Tilendra Choudhary, L.N. Sharma, and M.K. Bhuyan

   In IEEE Intr. Conf. SPCOM 2018 Banglore, 2018

   Bib

   @inproceedings{choudhary2018suppression,
     title = {Suppression of Artifacts from Seismocardiogram Signal using Two-Stage Kalman Filtering Model},
     author = {Choudhary, Tilendra and Sharma, L.N. and Bhuyan, M.K.},
     booktitle = {IEEE Intr. Conf. SPCOM 2018 Banglore},
     year = {2018},
   }

6. IEEE-C-ICIIBS

   

   SPECTRACENTROGRAM : A Time-Frequency Distribution for Signal Processing Applications

   Tilendra Choudhary, L.N. Sharma, and M.K. Bhuyan

   In IEEE International Conference on Intelligent Informatics and BioMedical Sciences, Thailand, 2018

   Bib

   @inproceedings{choudhary2018spectracentrogram,
     title = {SPECTRACENTROGRAM : A Time-Frequency Distribution for Signal Processing Applications},
     author = {Choudhary, Tilendra and Sharma, L.N. and Bhuyan, M.K.},
     booktitle = {IEEE International Conference on Intelligent Informatics and BioMedical Sciences, Thailand},
     year = {2018},
   }

2016

1. IEEE-C-NCC

   

   Robust photoplethysmographic (PPG) based biometric authentication for wireless body area networks and m-health applications

   Tilendra Choudhary, and M Sabarimalai Manikandan

   In 2016 Twenty Second National Conference on Communication (NCC), 2016

   Bib

   @inproceedings{choudhary2016robust,
     title = {Robust photoplethysmographic (PPG) based biometric authentication for wireless body area networks and m-health applications},
     author = {Choudhary, Tilendra and Manikandan, M Sabarimalai},
     booktitle = {2016 Twenty Second National Conference on Communication (NCC)},
     pages = {1--6},
     year = {2016},
     organization = {IEEE},
   }

2. IEEE-C-ICADW

   

   An energy efficient image communication framework for bandlimited wireless sensor networks

   Debajit Sarma, Milan Kumar Tarafder, Tilendra Choudhary, and 1 more author

   In 2016 International Conference on Accessibility to Digital World (ICADW), 2016

   Bib

   @inproceedings{sarma2016energy,
     title = {An energy efficient image communication framework for bandlimited wireless sensor networks},
     author = {Sarma, Debajit and Tarafder, Milan Kumar and Choudhary, Tilendra and Sarma, Kandarpa Kumar},
     booktitle = {2016 International Conference on Accessibility to Digital World (ICADW)},
     pages = {197--201},
     year = {2016},
     organization = {IEEE},
   }

2015

1. IEEE-C-SPIN

   

   A novel unified framework for noise-robust ECG-based biometric authentication

   Tilendra Choudhary, and M Sabarimalai Manikandan

   In 2015 2nd international conference on signal processing and integrated networks (SPIN), 2015

   Bib

   @inproceedings{choudhary2015novel,
     title = {A novel unified framework for noise-robust ECG-based biometric authentication},
     author = {Choudhary, Tilendra and Manikandan, M Sabarimalai},
     booktitle = {2015 2nd international conference on signal processing and integrated networks (SPIN)},
     pages = {186--191},
     year = {2015},
     organization = {IEEE},
   }

2. IET-HTL

   

   Robust detection of premature ventricular contractions using sparse signal decomposition and temporal features

   M Sabarimalai Manikandan, Barathram Ramkumar, Pranav S Deshpande, and 1 more author

   Healthcare Technology Letters, 2015

   Bib

   @article{manikandan2015robust,
     title = {Robust detection of premature ventricular contractions using sparse signal decomposition and temporal features},
     author = {Manikandan, M Sabarimalai and Ramkumar, Barathram and Deshpande, Pranav S and Choudhary, Tilendra},
     journal = {Healthcare Technology Letters},
     volume = {2},
     number = {6},
     pages = {141--148},
     year = {2015},
     publisher = {The Institution of Engineering and Technology},
   }