Nithin Nagaraj

Nithin
Professor and Head, NIAS Complex Systems Programme 
Programme
Phone
080-22185126
E-mail
nithin@nias.res.in
nithin.nagaraj@gmail.com
Department
Nithin Nagaraj

Nithin Nagaraj is Professor and Head of the Complex Systems Programme at the National Institute of Advanced Studies (NIAS), Bengaluru. He joined the NIAS Consciousness Studies Programme in October 2015. 

Nithin's research interests include Learning in Complex systems, Brain-Inspired Artificial Intelligence, Nonlinear Dynamics & Chaos, Information theory, Complexity theories of Causality and Consciousness.

For more details, please visit: https://sites.google.com/site/nithinnagaraj2/

Publications
Self, Culture... Sangeetha Menon, Nithin Nagaraj, V V Binoy
Consciousness Studies
Self, Consciousness and Culture: Interdisciplinary Convergences on Knowing and Being
Springer NATURE, 2018
2018
Measuring consciousness in the clinic Nithin Nagaraj
Consciousness Studies
Measuring consciousness in the clinic
In: N Sriraam ed., Biomedical and Clinical Engineering for Healthcare Advancement, IGI Global, 2020, pp. 66-77.
2020
Nithin Nagaraj Nithin Nagaraj
Complex Systems
Dictionary Based Pattern Entropy for Causal Direction Discovery
Harikrishnan, N. B., Bhilare, S., Kathpalia, A., & Nagaraj, Nithin. (2026). Dictionary based pattern entropy for causal direction discovery. arXiv.
4 March 2026
Journal Articles
Linked Data Classification using Neurochaos Learning Nithin Nagaraj
Complex Systems
Linked Data Classification using Neurochaos Learning
Honna, P., Patravali, A., Nagaraj, Nithin., & Narendra, N. C. (2026). Linked data classification using neurochaos learning. arXiv.
18 February 2026
Journal Articles
Dependable Artificial Intelligence with Reliability and Security (DAIReS): A Unified Syndrome Decoding Approach for Hallucination and Backdoor Trigger Detection Nithin Nagaraj
Complex Systems
Dependable Artificial Intelligence with Reliability and Security (DAIReS): A Unified Syndrome Decoding Approach for Hallucination and Backdoor Trigger Detection
Surendrababu, Hema Karnam., & Nagaraj, Nithin. (2026). Dependable artificial intelligence with reliability and security (DAIReS): A unified syndrome decoding approach for hallucination and backdoor trigger detection. arXiv.
6 February 2026
Journal Articles
nias Nithin Nagaraj
Complex Systems
Augmented regression models using neurochaos learning
Henry Akhila and Nithin Nagaraj (2025). Augmented regression models using neurochaos learning. Chaos, Solitons & Fractals 201 Part-2:117213.
28 December 2025
Journal Articles
nias Nithin Nagaraj
Complex Systems
Predicting stock prices using permutation decision trees and strategic trailing
Ramraj Vishrut, Nithin Nagaraj and Nellippallil Balakrishnan Harikrishnan (2025). Predicting stock prices using permutation decision trees and strategic trailing. Chaos, Solitons & Fractals 201 Part-2:117352.
28 December 2025
Journal Articles
nias Nithin Nagaraj
Complex Systems
Compression-Based Complexity Analysis of Thalamic EEG Using Multiscale Preprocessing Techniques
Mohan, Poornima and Balasubramanian, Karthi and Nagaraj, Nithin and Prabhu, Gayathri R and Pati, Sandipan (2025) Compression-Based Complexity Analysis of Thalamic EEG Using Multiscale Preprocessing Techniques. IEEE Access, 13. pp. 209602-209619.
8 December 2025
Journal Articles
Deep Learning for Short-Term Precipitation Prediction in Four Major Indian Cities: A ConvLSTM Approach with Explainable AI Nithin Nagaraj
Deep Learning for Short-Term Precipitation Prediction in Four Major Indian Cities: A ConvLSTM Approach with Explainable AI
Ghosh, T., Anand, S., Nannewar, R. G., & Nagaraj, Nithin. (2025). Deep learning for short‑term precipitation prediction in four major Indian cities: A ConvLSTM approach with explainable AI. arXiv:2511.11152 [cs.LG].
14 November 2025
Journal Articles
Advancing Forest Fires Classification using Neurochaos Learning Nithin Nagaraj
Advancing Forest Fires Classification using Neurochaos Learning
Pant, K. K., Ajai, R. A. S., & Nagaraj, Nithin. (2025). Advancing forest fires classification using neurochaos learning. arXiv:2510.26383 [cs.NE].
30 October 2025
Journal Articles
nias Nithin Nagaraj
Complex Systems
Causal Discovery and Classification Using Lempel–Ziv Complexity
Dhruthi, Nithin Nagaraj and Nellippallil Balakrishnan Harikrishnan (2025). Causal discovery and classification using Lempel–Ziv complexity. Mathematics 13(20).
10 October 2025
Journal Articles
nias Nithin Nagaraj
Hyperparameter-Free Neurochaos Learning Algorithm for Classification
Akhila, H., & Nagaraj, Nithin. (2025). Hyperparameter-free neurochaos learning algorithm for classification. arXiv:2508.01478 [cs.LG].
2 August 2025
Journal Articles
nias Nithin Nagaraj
Complex Systems
Neurochaos Learning for Classification using Composition of Chaotic Maps
Henry, A., & Nagaraj, N. (2025). Neurochaos learning for classification using composition of chaotic maps. Chaos Theory and Applications, 7(2), 107-116.
31 July 2025
Journal Articles
nias Nithin Nagaraj
Complex Systems
A Chaos-Causality Approach to Principled Pruning of Dense Neural Networks
Sahu, R., Chadha, S., Mathur, A., Nagaraj, N., & Saha, S. (2025). A Chaos-Causality Approach to Principled Pruning of Dense Neural Networks. Chaos Theory and Applications, 7(2), 154-165.
31 July 2025
Journal Articles
Nithin Nagaraj
Complex Systems
DiffusionScore: A Framework for Assessing Institutional Research Impact Through Influence Diffusion
Sampatrao, G. S., Khetan, A., Nagaraj, N., Saha, S., Dey, S. R., & Mathur, A. (2025). DiffusionScore: A Framework for Assessing Institutional Research Impact Through Influence Diffusion. IEEE Access.
10 July 2025
Journal Articles
nias Nithin Nagaraj
Complex Systems
Simplified neurochaos learning architectures for data classification
Henry, A., Sundaravaradhan, R., and Nagaraj, N. (2025). Simplified neurochaos learning architectures for data classification. Chaos: An Interdisciplinary Journal of Nonlinear Science, 35(6).
2 June 2025
Journal Articles
A chaos driven metric for backdoor attack detection. Nithin Nagaraj
A chaos driven metric for backdoor attack detection.
Surendrababu, Hema Karnam., & Nagaraj, Nithin. (2025). A chaos driven metric for backdoor attack detection. arXiv:2505.03208 [cs.CR].
6 May 2025
Journal Articles
nias Nithin Nagaraj
Complex Systems
Personalized Theta Transcranial Alternating Current Stimulation and Gamma Transcranial Alternating Current Stimulation Bring Differential Neuromodulatory Effects on the Resting Electroencephalogram: Characterizing the Temporal, Spatial, and Spectral Dimen
Venugopal, R., Sasidharan, A., Bhowmick, K., Nagaraj, N., Udupa, K., John, J. P., & Kutty, B. M. (2025). Personalized theta transcranial alternating current stimulation and ... Neuromodulation: Technology at the Neural Interface, 28(3), 425-433.
28 April 2025
Journal Articles
nias Nithin Nagaraj
Complex Systems
Universal Orbits: Unveiling the Connection between Chaotic Dynamics, Normal Numbers, and Neurochaos Learning.
Henry, A., Nagaraj, N., and Sundaravaradhan, R. (2025). Universal Orbits: Unveiling the Connection between Chaotic Dynamics, Normal Numbers, and Neurochaos Learning. Chaos Theory and Applications, 7(1), 61-69.
31 March 2025
Journal Articles
nias Nithin Nagaraj
Complex Systems
Random Heterogeneous Neurochaos Learning Architecture for Data Classification
Remya, Ajai A S and Nagaraj, Nithin (2025) Random Heterogeneous Neurochaos Learning Architecture for Data Classification. Chaos Theory and Applications, 7 (1). pp. 10-30.
31 March 2025
Journal Articles
Analysis of logistic map based neurons in neurochaos learning architectures for data classification Nithin Nagaraj
Consciousness Studies
Analysis of logistic map based neurons in neurochaos learning architectures for data classification
Co-authored with Remya Ajai A.S. and Harikrishnan N.B. , Chaos, Solitons & Fractals Vol.170:113347
28 May 2023
Journal Articles
Granger causality for compressively sensed sparse signals Nithin Nagaraj
Consciousness Studies
Granger causality for compressively sensed sparse signals
Co-authored with Aditi Kathpalia, PHYSICAL REVIEW Vol.107:034308
17 March 2023
Journal Articles
Causal discovery using compression-complexity measures Nithin Nagaraj, Pranay SY
co-authored
Consciousness Studies
Causal discovery using compression-complexity measures
 Journal of Biomedical Informatics 117, May 2021
1 January 2021
Journal Articles
Time-reversibility, causality and compression-complexity Nithin Nagaraj
Consciousness Studies
Time-reversibility, causality and compression-complexity
Entropy 23(3): 327. March 2021
1 January 2021
Journal Articles
Evolution of novel activation functions in neural network training for astronomy data: Habitability classification of exoplanets Nithin Nagaraj, Snehanshu Saha, Archana Mathur, Rahul Yedida, Sneha H R
Consciousness Studies
Evolution of novel activation functions in neural network training for astronomy data: Habitability classification of exoplanets
Eur. Phys. J. Spec. Top. 229, 2629–2738, November 2020
9 November 2020
Journal Articles
The European Physical Journal Nithin Nagaraj
co-authored
Consciousness Studies
Evolution of novel activation functions in neural network training of astronomy data: habitability classification of exoplanets
The European Physical Journal 229(16): 2629-2738.
1 January 2020
Journal Articles
ISCG: An intelligent sensing and caption generation system for object detection and captioning using deep learning Nithin Nagaraj
co-authored
Consciousness Studies
ISCG: An intelligent sensing and caption generation system for object detection and captioning using deep learning
International Journal of Intelligent Information Technologies 16(4): 51-67
1 January 2020
Journal Articles
Chaos or randomness? effect of vagus nerve stimulation during sleep on heart-rate variability Nithin Nagaraj
co-authored
Consciousness Studies
Chaos or randomness? effect of vagus nerve stimulation during sleep on heart-rate variability
IETE Journal of Research
1 January 2020
Journal Articles
Nithin Nagaraj
co-authored
Consciousness Studies
A novel chaos theory inspired neuronal architecture
IEEE Conference on Global Conference for Advancement in Technology (IEEE GCAT), Bengaluru, 18 October 2019
18 October 2019
Journal Articles
Causal stability and synchronization Nithin Nagaraj, Aditi Kathpalia
co-authored
Consciousness Studies
Causal stability and synchronization
Chaos: An Interdisciplinary Journal of Nonlinear Science (Fast-track), (Sep) 29: 091103, 2019
29 September 2019
Journal Articles
Data-based intervention approach for complexity-causality measure Nithin Nagaraj, Aditi Kathpalia
co-authored
Consciousness Studies
Data-based intervention approach for complexity-causality measure
Peeri Computer Science (May)5: e196.
5 May 2019
Journal Articles
Using cantor sets for error detection Nithin Nagaraj
Consciousness Studies
Using cantor sets for error detection
PeerJ Computer Science 5: e171, 2019
1 February 2019
Journal Articles
Nithin Nagaraj
co-authored
Consciousness Studies
ChaosNet: A chaos based artificial neural network architecture for classification
Chaos: An Interdisciplinary Journal of Non-linear Science 29 (11):113125 (17 pages)
1 January 2019
Journal Articles
image Aditi Kathpalia, Nithin Nagaraj, Snehanshu Saha
Consciousness Studies
ChaosNet: A chaos based artificial neural network architecture for classification
Chaos: An Interdisciplinary Journal of Non-linear Science 29 (11):113125 (17 pages), 2019
1 January 2019
Journal Articles
European Physics Journal Special Topics Nithin Nagaraj, Karthi Balasubramanian
Consciousness Studies
Dynamical complexity of short and noisy time series: Compression-complexity vs. Shannon entropy
European Physics Journal Special Topics (Special issue: Aspects of Statistical Mechanics and Dynamical Complexity 226(10): 2191–2204, 2017
1 January 2017
Journal Articles
Three perspectives on complexity: Entropy, compression, subsymmetry Nithin Nagaraj, Karthi Balasubramanian
Consciousness Studies
Three perspectives on complexity: Entropy, compression, subsymmetry
The European Physical Journal Special Topics, 226: 3251-3272, 2017
1 January 2017
Journal Articles
When Noise meets Chaos: Stochastic Resonance in Neurochaos Learning Nithin Nagaraj
co-authored
Consciousness Studies
When Noise meets Chaos: Stochastic Resonance in Neurochaos Learning
arXiv:2102.01316 [q-bio.NC], March 2021.
2021
A Neurochaos Learning Architecture for Genome Classification Nithin Nagaraj
co-authored
Consciousness Studies
A Neurochaos Learning Architecture for Genome Classification
arXiv:2010.10995 [cs.NE], October 2020.
2020
image Tejal Kanitkar, Nithin Nagaraj, Narendar Pani, Tarun Menon, Srikumar M Menon
Towards an Institutional Strategy for the Study of Sustainability
Reports, 2020, (NIAS/U/RR/09/2020)
2020
Automatic identification of SARS Coronovirus using compression-complexity measures Nithin Nagaraj, Karthi Balasubramanian
co-authored
Consciousness Studies
Automatic identification of SARS Coronovirus using compression-complexity measures
bioRXiv, 27 March.
2020
Towards an Institutional Strategy for the Study of Sustainability Narendar Pani, Nithin Nagaraj
co-authored
Consciousness Studies
Towards an Institutional Strategy for the Study of Sustainability
(NIAS/U/RR/09/2020)
2020
Measuring causality the science of cause and effect Nithin Nagaraj, Aditi Kathpalia
co-authored
Consciousness Studies
Measuring causality: the science of cause and effect
arXiv:1910.08750v1 (Stat.ME), 19 October.
2019
Distinguishing different levels of consciousness using a novel network causal activity measure Nithin Nagaraj
Consciousness Studies
Distinguishing different levels of consciousness using a novel network causal activity measure
IEEE Conference on Global Conference for Advancement in Technology (IEEE-GCAT). Bengaluru, 18th October 2019
2019
image Roddam Narasimha, Nithin Nagaraj, Shailaja Sharma
On the NIAS Logo
NIAS 2021, NIAS/HUM/MHI/U/SP/08/2021
1 March 2021
Special Publications
image Aditi Kathpalia, Nithin Nagaraj
Consciousness Studies
Measuring Causality: The Science of Cause and Effect
Resonance-Journal of Science Education, Volume 26, Issue 2, February 2021, pp. 191-210
2 February 2021
Neurochaos Inspired Hybrid Machine Learning Architecture for Classification Nithin Nagaraj
Consciousness Studies
Neurochaos Inspired Hybrid Machine Learning Architecture for Classification
International Conference on Signal Processing and Communications (IEEE SPCOM), Bengaluru, July 2020, pp. 1-5
7 January 2020
Vagus nerve stimulation modulates complexity of heart rate variability differently during sleep and wakefulness Nithin Nagaraj, Karthi Balasubramanian, K Harikumar, Sandipan Pati
Consciousness Studies
Vagus nerve stimulation modulates complexity of heart rate variability differently during sleep and wakefulness
Annals of Indian Academy of Neurology 20(4): 403-407, 2017
1 January 2017
Aging and cardiovascular complexity: Effect of the length of RR tachograms Nithin Nagaraj, Karthi Balasubramanian
Consciousness Studies
Aging and cardiovascular complexity: Effect of the length of RR tachograms
PeerJ 4:e275, 2016
1 January 2016