Researcher

Sivaji Bandyopadhyay

Also known as Sivaji Bandopadhyay, Sivaju Bandyopadhyay

Sivaji Bandyopadhyay researches natural language processing and machine translation for Indian languages. He earned bachelor's, master's and PhD degrees at Jadavpur University, received a University Grants Commission research award and coauthored an English–Bengali headline translation system. He directed NIT Silchar and headed its Center for Natural Language Processing. In 2023, he coauthors an English–Manipuri system for WMT; in 2025, Jadavpur's JU-CSENLP Laboratory submits his cascaded speech-to-text systems to IWSLT. As of October 2026, he is a professor in Jadavpur University's Department of Computer Science and Engineering, and his 2026 work includes synthetic code-mixed speech data with disfluencies.

Now at
Jadavpur University and National Institute Of Technology Silchar
Born
1963
Works
451
Citations
6,427
h-index
35
Badges

Years link to their sources. Publication numbers from OpenAlex, as of 22 October 2026.

Timeline

  1. 1985–1998

    Computer science degrees

    At Jadavpur University's Department of Computer Science and Engineering, he earns bachelor's, master's and PhD degrees in 1985, 1987 and 1998, respectively.

  2. 1999

    A UGC research award

    In 1999, he receives the University Grants Commission's Research Award for the IXth Plan Period.

  3. 2005

    English–Bengali headline translation

    With Diganta Saha, he coauthors a semantics-based example-based machine translation system for English-to-Bengali news headlines in 2005. The system searches direct and generalized tagged example bases, uses dictionaries and Bengali synthesis rules, and can apply phrase reordering or heuristic translation.

  4. 2017

    Director at NIT Silchar

    In 2017, he becomes Director of NIT Silchar after serving as a professor in Jadavpur University's Department of Computer Science and Engineering. At NIT Silchar, he heads the Center for Natural Language Processing, where research areas include natural language processing, machine translation and information retrieval.

  5. November 2022

    An MoU with NESAC

    In November 2022, he signs an MoU with NESAC as NIT Silchar's Director. The agreement supports joint research and development activities and joint academic programs between the institutions.

  6. 2023

    English–Manipuri neural translation

    For the WMT 2023 low-resource Indic translation task, he coauthors a transformer-based neural machine translation system for English–Manipuri, submitted by NIT Silchar's Center for Natural Language Processing.

  7. 2025

    Indic speech translation at IWSLT

    The Jadavpur University Computer Science and Engineering Natural Language Processing (JU-CSENLP) Laboratory submits cascaded speech-to-text systems to the 2025 IWSLT Indic track for English-to-Indic and Indic-to-English translation. At RegICON 2025, he serves as General Chair and presents the conference themes.

  8. As of October 2026

    Professor at Jadavpur

    As of October 2026, he is a professor in Jadavpur University's Department of Computer Science and Engineering. In 2026, he coauthors BEHE-CMDisfl, a synthetic Bengali–English and Hindi–English code-mixed speech corpus that includes disfluencies.

Career

  1. Since 1988Jadavpur UniversityProfessor
  2. 2017–2025National Institute Of Technology SilcharDirector

Education

  1. 1998Jadavpur UniversityPhD in Computer Science
  2. 1987Jadavpur UniversityMaster's degree in Computer Science
  3. 1985Jadavpur UniversityBachelor's degree in Computer Science

Sources and credits

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  1. Multimodal Mood Classification Framework for Hindi Songs scielo.org.mx. Checked 21 October 2026.
  2. Faculty of Engineering & Technology: Awards and Honors, Part 1 jadavpuruniversity.in. Checked 21 October 2026.
  3. A Semantics-based English-Bengali EBMT System for Translating News Headlines - ACL Anthology aclanthology.org. Checked 21 October 2026.
  4. Government appoints directors to 11 NITs | Education News - The Indian Express indianexpress.com. Checked 21 October 2026.
  5. CNLP abdullahkhilji.github.io. Checked 21 October 2026.
  6. NESAC signs MoU with NIT-Silchar nesac.gov.in. Checked 21 October 2026.
  7. Sivaji Bandyopadhyay - ACL Anthology aclanthology.org. Checked 21 October 2026.
  8. RegICON 2025 at Gauhati University to focus on AI and linguistics | Asianet Newsable newsable.asianetnews.com. Checked 21 October 2026.
  9. Sivaji Bandyopadhyay - Jadavpur University jadavpuruniversity.in. Checked 21 October 2026.