Chiranjoy Chattopadhyay

Current Positions
  • Assistant Professor, Computer Science and Engineering Department
  • Head, Computer Center


E-mail: chiranjoy at iitj dot ac dot in


Phone: +91 2912801254

Office Address:

Department of Computer Science and Engineering,
Indian Institute of Technology Jodhpur,
N.H. 65, Nagaur Road, Karwar
Jodhpur: 342037
Rajasthan, India.

 

I am working as an Assistant Professor in the Department of Computer Science and Engineering, at Indian Institute of Technology Jodhpur, Rajasthan, India. I have completed my Ph.D. from the Visualization and Perception Lab, Indian Institute of Technology Madras.

I was an associate with Tata Consultancy Services (TCS) Ltd. based out of Chennai, India. My primary responsibility was of a module lead of a leading US based telecom client of TCS. On the experience front, I have worked in both, development and quality assurance roles.

orcid.org/0000-0002-3431-0483

55584189300

2010 to 2015: Ph.D
Indian Institute of Technology Madras,India
Specialization: Content Based Video Retrieval
Thesis: Video Content Representation Using Spatio-Temporal Features for Content-based Video Retrieval
2005 to 2007: Master of Technology
Jadavpur University, India
Specialization: Information Technology
2001 to 2005: Bachelor of Engineering
University Institute of Technology, Burdwan University, India
Specialization: Information Technology

  • Computer Programming (CS 111)- Semester I, AY 2017-2018
  • Database Systems (CS 322)- Semester II, AY 2016-2017, AY 2017-2018
  • Software Engineering (CS 223) - Semester II, AY 2015-2016 , AY 2016-2017, AY 2017-2018
  • Neural Network and Deep Learning (CS 662)- Semester I, AY 2016-2017
  • Object Oriented Analysis and Design (CS 212) - Semester I, AY 2015-2016, AY 2016-2017
  • Digital Image Analysis (CS 654) - Semester I, AY 2015-2016, Summer Course, 2019
  • Computer Graphics (CS 552)- Semester II, AY 2015-2016, Semester I, AY 2017-2018
  • Discrete Mathematics (CS 112)- Semester II, AY 2018-2019
  • Computer Organization and Architecture (CS 221)- Semester II, AY 2018-2019
  • Compiler Design (CS 312) (Ongoing) - Summer Course, 2018, Semester I, AY 2019-2020
  • Data and Knowledge representations (DHL7012) (Ongoing) - Semester I, AY 2019-2020

Please click on the individual items to visit the project page.

Manuscripts Under Preparation/ Review

  • Itisha Patidar, Karan Sanjay Modh, Chiranjoy Chattopadhyay; "Artificially Intelligent Game Framework Based on Facial Expression Recognition",   Special issue in The Computer Games Journal: intergenerational: Gaming, Accessibility, Motivation, and Engagement (iGAME), July 2019.
  • Shreya Goyal, Satya Bhavsar, Shreya Patel, Chiranjoy Chattopadhyay, Gaurav Bhatnagar; "SUGAMAN: Describing Floor Plans for Visually Impaired by Annotation Learning and Proximity based Sentence Model",   Resubmitted after revision to IET Image Processing, April 2019.

Journal Publications

  • Divya Sharma, Nitin Gupta, Chiranjoy Chattopadhyay, Sameep Mehta; "A Novel Feature Transform Framework Using Deep Neural Network for Multimodal Floor Plan Retrieval",   Accepted in International Journal of Document Analysis and Retrieval (IJDAR), DOI: 10.1007/s10032-019-00340-1, July 2019.
  • Divya Sharma, Chiranjoy Chattopadhyay; "High-Level Feature Aggregation for Fine-Grained Architectural Floor Plan Retrieval",   IET Computer Vision, Vol. 12, No. 5, August 2018, DOI: 10.1049/iet-cvi.2017.0581
  • Pratik Kalshetti, Manas Bundele, Parag Rahangdale, Dinesh Jangra, Chiranjoy Chattopadhyay, Gaurav Harit, and Abhay Elhence; "An Interactive Medical Image Segmentation Framework Using Iterative Refinement",   Computers in Biology and Medicine, Vol. 83, No. 1, pp. - 22-33.
  • Chiranjoy Chattopadhyay and Sukhendu Das, "Use of Trajectory and Spatio-Temporal Features for Retrieval of Videos With A Prominent Moving Foreground Object", Signal Image and Video Processing, Springer, Volume 10, Issue 2, pp 319-326, 2016. DOI: 10.1007/s11760-014-0744-2.
  • Chiranjoy Chattopadhyay and Sukhendu Das, "Supervised Framework for Automatic Recognition and Retrieval of Interaction: A Framework for Classification and Retrieving Videos with Similar Human Interactions"; IET Computer Vision, Vol. 10, No. 3, pp. 220-227, 2016. DOI:  10.1049/iet-cvi.2015.0189.
  • Chiranjoy Chattopadhyay, "VIDCAR: An Unsupervised CBVR Framework for Identifying Similar Videos with Prominent Object Motion", International Journal on Multimedia Information Retrieval, Springer, Vol. 4, No. 1, pp. 59-72, 2015. DOI: 10.1007/s13735-014-0070-z.
  • Chiranjoy Chattopadhyay and Sukhendu Das, "Prominent Moving Object Segmentation from Moving Camera Video Shots using Iterative Energy Minimization",  Signal, Image and Video Processing: Volume 9, Issue 8, pp. 1927-1934, 2015. DOI: 10.1007/s11760-014-0686-8.
  • Chiranjoy Chattopadhyay and Amit Kumar Maurya, "Multivariate Time Series Modeling of Geometric Features of Spatio-Temporal Volumes for Content Based Video Retrieval", International Journal on Multimedia Information Retrieval, Springer, Vol. 3, No. 1, pp. 15-28, 2013, DOI: 10.1007/s13735-013-0042-8.
  • Chiranjoy Chattopadhyay and Amit Kumar Maurya, "Genre-Specific Modeling of Visual Features for Content Based Video Shot Classification", International Journal on Multimedia Information Retrieval, Springer, Vol. 2, No. 4, pp. 289-297,  2013, DOI: 10.1007/s13735-013-0034.

Conference/ Workshop Publications

  • Mahak Jain, Anurag Sanyal, Shreya Goyal, Chiranjoy Chattopadhyay and Gaurav Bhatnagar; "A Framework for the Conversion of Textual BigData into 2D Architectural Floor Plan", 1st International Workshop on Big Data in Culture, Design and Heritage, IEEE BigMM, Singapore (September 2019)
  • Shreya Goyal, Vishesh Mistry, Chiranjoy Chattopadhyay , Gaurav Bhatnagar; " BRIDGE: Building plan Repository for Image Description Generation, and Evaluation", IAPR International Conference on Document Analysis and Recognition (ICDAR), Sydney, Australia (September 2019)
  • Mayurakshi Chaudhuri, Chiranjoy Chattopadhyay ; "Digital Tourism: New Faces of Mobility in Asia", Global Studies Conference , Poland (June 2019)
  • Claudine Brunnquell, Chiranjoy Chattopadhyay , Mayurakshi Chaudhuri, Patty Goodman; "Cultural Transformative Learning: Uncovering Fake News using Information and Communication Technology", Global Studies Conference , Poland (June 2019)
  • Abhinav Jain, Prerna Agarwal, Shashank Mujumdar, Nitin Gupta, Sameep Mehta, Chiranjoy Chattopadhyay; "Radial Loss for Learning Fine-grained Video Similarity Metric". In IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Brighton, United Kingdom: IEEE. ISBN: 978-1-4799-8131-1. https://doi.org/10.1109/ICASSP.2019.8683003, (2019).
  • Divya Sharma, Gaurav Harit, Chiranjoy Chattopadhyay ; "Attributed paths for layout-based document retrieval", 4th Workshop on Document Analysis and Recognition (DAR), Hyderabad, India (December 2018)
  • Divya Sharma, Nitin Gupta, Chiranjoy Chattopadhyay and Sameep Mehta; "REXplore: A Sketch based Interactive Explorer for Real Estates using Building Floor Plan Images", IEEE International Symposium on Multimedia (ISM 2018) , Taichung, Taiwan, December 2018
  • Shreya Goyal, Chiranjoy Chattopadhyay , Gaurav Bhatnagar; "ASYSST: A Framework for Synopsis Synthesis Empowering Visually Impaired", Workshop on Multimedia for Accessible Human Computer Interface, ACM Multimedia (MM 2018) , Seoul, Korea, October 2018
  • Shreya Goyal, Chiranjoy Chattopadhyay , Gaurav Bhatnagar; "Plan2Text: A Framework for Describing Building Floor Plan Images From First Person Perspective", IEEE Colloquium on Signal Processing and its Applications (CSPA 2018) , Malayasia (Mar 2018), DOI: 10.1109/CSPA.2018.8368681
  • Sahil Dhiman, Pushpinder Garg, Divya Sharma, Chiranjoy Chattopadhyay ; "Automatic Synthesis of Boolean Expression and Error Detection from Logic Circuit Sketches", National Conference on Computer Vision, Pattern Recognition, Image Processing and Graphics (NCVPRIPG 2017) , Mandi, India (Dec 2017)
  • Anirudh Vyas, Sangram Gaikwad, Chiranjoy Chattopadhyay ; "A Graphical Model for Football Story Snippet Synthesis from Large Scale Commentary", IAPR International Conference on Pattern Recognition and Machine Intelligence (PReMI'17), Kolkata, India (Dec 2017)
  • Divya Sharma, Nitin Gupta, Chiranjoy Chattopadhyay and Sameep Mehta; "DANIEL: A Deep Architecture for Automatic Analysis and Retrieval of Building Floor Plans", IAPR International Conference on Document Analysis and Recognition (ICDAR), Kyoto, Japan (Nov 2017)
  • Divya Sharma, Chiranjoy Chattopadhyay and Gaurav Harit; "A Unified Framework for Semantic based Architectural Floorplan Retrieval", International Conference on Pattern Recognition (ICPR), Cancun, Mexico (December, 2016).DOI: 10.1109/ICPR.2016.7899999
  • Divya Sharma, Chiranjoy Chattopadhyay and Gaurav Harit; "Retrieval of Architectural Floor plans based on Layout Semantics", Computer Vision and Pattern Recognition (Women in Computer Vision), Las Vegas, USA (June 2016).
  • Chiranjoy Chattopadhyay and Sukhendu Das, "SEVA: A Salient Event Detection Framework from Video Shots Using Support Vector Data description", Fourth International Conference on Emerging Applications of Information Technology (EAIT 2014). Kolkata: India (December 2014)
  • Chiranjoy Chattopadhyay and Sukhendu Das, "STAR: A Content Based Video Retrieval System for Moving Camera Video Shots ", National Conference on Computer Vision, Pattern Recognition, Image Processing and Graphics (NCVPRIPG 2013). IIT Jodhpur, India (December 2013) 
  • Chiranjoy Chattopadhyay and Sukhendu Das, "Enhancing the MST-CSS Representation using Robust Geometric Features, for Efficient Content Based Video Retrieval (CBVR) ", IEEE International Symposium on Multimedia (ISM 2012). Irvine, California, USA (December 2012)
  • Chiranjoy Chattopadhyay and Sukhendu Das, "A Motion-sketch based Video Retrieval using MST-CSS Representation", IEEE International Symposium on Multimedia (ISM 2012). Irvine, California, USA (December 2012)
  • Chiranjoy Chattopadhyay and Sukhendu Das, "A Novel Hyperstring based Descriptor for an Improved Representation of Motion Trajectory and Retrieval of Similar Video Shots with Static Camera", Third International Conference on Emerging Applications of Information Technology (EAIT 2012). Kolkata: India (November-December 2012)
  • Sukhendu Das, Chiranjoy Chattopadhyay and A. Dyana, "VIDLOOKUP- A Web-Based Online CBVR System for Query Video Shots", International Conference on Computer Vision (ICCV 2011). Barcelona: Spain (November 2011)

Book Chapter

  • Mayurakshi Chaudhuri and Chiranjoy Chattopadhyay (Accepted) "Digital Tourism: New Faces of Mobility in Asia" In Aryendra Chakravartty and Samiparna Samanta (Eds.) Technologies of Knowledge: Rethinking the Archive in Modern South Asia. Routledge, 2019.

Others

  • Pratik Kalshetti, Parag Rahangdale, Dinesh Jangra, Manas Bundele, Chiranjoy Chattopadhyay; "Antara: An Interactive 3D Volume Rendering and Visualization Framework", December 2018, arXiv:1812.04233.
  • Asheet Kumar, Shivam Choudhary, Vaibhav Singh Khokhar, Vikas Meena, Chiranjoy Chattopadhyay; "Automatic Feature Weight Determination using Indexing and Pseudo-Relevance Feedback for Multi-feature Content-Based Image Retrieval", December 2018, arXiv:1812.04215.
  • Shreya Goyal, Satya Bhavsar, Shreya Patel, Chiranjoy Chattopadhyay, Gaurav Bhatnagar; "SUGAMAN: Describing Floor Plans for Visually Impaired by Annotation Learning and Proximity based Grammar", November 2018, arXiv:1812.00874.
  • Mahak Jain, Anurag Sanyal, Shreya Goyal, Chiranjoy Chattopadhyay, Gaurav Bhatnagar; "Automatic Rendering of Building Floor Plan Images from Textual Descriptions in English", November 2018, arXiv:1811.11938.
  • Shreyas Malakarjun Patil, Aditya Nigam, Arnav Bhavsar, Chiranjoy Chattopadhyay; "Siamese LSTM based Fiber Structural Similarity Network (FS2Net) for Rotation Invariant Brain Tractography Segmentation", December 2017, arXiv:1712.09792 .
  • Divya Sharma, Chiranjoy Chattopadhyay and Gaurav Harit; " Analysis and Retrieval of Architectural Floor Plans",  IAPR Summer School on Document Analysis: Document Informatics, Jaipur, India (January 2017).
  • Shreya Goyal, Chiranjoy Chattopadhyay, Gaurav Bhatnagar; " Automatic Textual Description Synthesis from Building Floor Plan Images",  IAPR Summer School on Document Analysis: Document Informatics, Jaipur, India (January 2017).
  • Chiranjoy Chattopadhyay, Bikramjit Sarkar, Debaprasad Mukherjee; " Encoding by DNA Relations and Randomization Through Chaotic Sequences for Image Encryption ",  May 2016. arXiv:1505.01795

Funded research projects

  • Predictive Maintenance and Quality Control in industries under Industry 4.0, IMPRINT-IIC.1 programme of DST/SERB with MHRD, 2019-2023. (Role: Co-PI).
  • Development of Multimodal Search Framework for Architectural Floor plan, (DST Young Scientist), 2017-2020 (Role: PI).
  • Development of Computer Vision Techniques for Image Content Analysis and Retrieval, (IIT Jodhpur), 2015-2018 (Role: PI).

Ph.D. Students
Ongoing

  • IIT Jodhpur
    • Amresh Kumar Singh
      Area: Document Image Processing
    • Aitha Sudheer Kumar (jointly with Kaushal Desai )
      Area: Smart Manufacturing
    • Shreya Goyal (jointly with Gaurav Bhatnagar )
      Area: Understanding the Grammar of Floor Plan Drawing for Analysis and Synthesis
  • External
    • Rasika Gururaj Khade SVNIT Surat (jointly with Krupa N. Jariwala, SVNIT Surat)
      Area: Semantic Analysis and Retrieval of Building Floor Plan Images: A Multimodal Approach
Graduated M.Tech. Students
Ongoing
  • Gaurav Kumar
    Area: Development of a hybrid Mobile Application for Diabetic Retinopathy Detection using Deep Neural Network