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Kannan Achan

12 papers at tracked venues · 9 at CORE A* · active 2024–2026

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Venues

WWW ×5RecSys ×2SIGIR ×2AAAI ×1ECAI ×1SIGKDD ×1

Frequent coauthors

Kaushiki Nag
×9
Evren Körpeoglu
×7
Sushant Kumar
×7
Jianpeng Xu
×6
Lalitesh Morishetti
×4
Kai Zhao
×4
Zezhong Fan
×4
Xiaohan Li
×4
Topojoy Biswas
×4
Sinduja Subramaniam
×3
Yokila Arora
×3
Luyi Ma
×3

Papers

  1. CASE: Cadence-Aware Set Encoding for Large-Scale Next Basket Repurchase Recommendation
    SIGIR 2026 ·
    Yanan Cao
    ,
    Ashish Ranjan
    ,
    Sinduja Subramaniam
    ,
    Evren Körpeoglu
    ,
    Kaushiki Nag
    , Kannan Achan
  2. Campaign-2-PT-RAG: LLM-Guided Semantic Product Type Attribution for Scalable Campaign Ranking
    WWW 2026 ·
    Yiming Che
    ,
    Mansi Ranjit Mane
    ,
    Keerthi Gopalakrishnan
    ,
    Parisa Kaghazgaran
    ,
    Murali Mohana Krishna Dandu
    ,
    Archana Venkatachalapathy
    ,
    Sinduja Subramaniam
    ,
    Yokila Arora
    ,
    Evren Körpeoglu
    ,
    Sushant Kumar
    , Kannan Achan
  3. Is More Context Always Better? Examining LLM Reasoning Capability for Time Interval Prediction
    WWW 2026 ·
    Yanan Cao
    ,
    Farnaz Fallahi
    ,
    Murali Mohana Krishna Dandu
    ,
    Lalitesh Morishetti
    ,
    Kai Zhao
    ,
    Luyi Ma
    ,
    Sinduja Subramaniam
    ,
    Jianpeng Xu
    ,
    Evren Körpeoglu
    ,
    Kaushiki Nag
    ,
    Sushant Kumar
    , Kannan Achan
  4. Segment and Matte Anything in a Unified Model
    AAAI 2026 ·
    Zezhong Fan
    ,
    Xiaohan Li
    ,
    Topojoy Biswas
    ,
    Kaushiki Nag
    , Kannan Achan
  5. Triple Modality Fusion: Aligning Visual, Textual, and Graph Data for LLM-based Multi-Behavior Recommender Systems
    WWW 2026 ·
    Luyi Ma
    ,
    Xiaohan Li
    ,
    Zezhong Fan
    ,
    Kai Zhao
    ,
    Jianpeng Xu
    ,
    Jason Cho
    ,
    Praveenkumar Kanumala
    ,
    Kaushiki Nag
    ,
    Evren Körpeoglu
    ,
    Sushant Kumar
    , Kannan Achan
  6. GRACE: Generative Recommendation via Journey-Aware Sparse Attention on Chain-of-Thought Tokenization
    RecSys 2025 ·
    Luyi Ma
    ,
    Wanjia Zhang
    ,
    Kai Zhao
    ,
    Abhishek Kulkarni
    ,
    Lalitesh Morishetti
    ,
    Anjana Ganesh
    ,
    Ashish Ranjan
    ,
    Aashika Padmanabhan
    ,
    Jianpeng Xu
    ,
    Jason H. D. Cho
    ,
    Praveenkumar Kanumala
    ,
    Kaushiki Nag
    ,
    Sumit Dutta
    ,
    Kamiya Motwani
    ,
    Malay Patel
    ,
    Evren Körpeoglu
    ,
    Sushant Kumar
    , Kannan Achan
  7. Latent Customer Segmentation and Value-Based Recommendation Leveraging a Two-Stage Model with Missing Labels
    WWW 2025 ·
    Keerthi Gopalakrishnan
    ,
    Tianning Dong
    ,
    Chia-Yen Ho
    ,
    Yokila Arora
    ,
    Topojoy Biswas
    ,
    Jason Cho
    ,
    Sushant Kumar
    , Kannan Achan
  8. VL-CLIP: Enhancing Multimodal Recommendations via Visual Grounding and LLM-Augmented CLIP Embeddings
    RecSys 2025 ·
    Ramin Giahi
    ,
    Kehui Yao
    ,
    Sriram Kollipara
    ,
    Kai Zhao
    ,
    Vahid Mirjalili
    ,
    Jianpeng Xu
    ,
    Topojoy Biswas
    ,
    Evren Körpeoglu
    , Kannan Achan
  9. Chaining Text-to-Image and Large Language Model: A Novel Approach for Generating Personalized e-commerce Banners
    SIGKDD 2024 ·
    Shanu Vashishtha
    ,
    Abhinav Prakash
    ,
    Lalitesh Morishetti
    ,
    Kaushiki Nag
    ,
    Yokila Arora
    ,
    Sushant Kumar
    , Kannan Achan
  10. LLM-Ensemble: Optimal Large Language Model Ensemble Method for E-commerce Product Attribute Value Extraction
    SIGIR 2024 ·
    Chenhao Fang
    ,
    Xiaohan Li
    ,
    Zezhong Fan
    ,
    Jianpeng Xu
    ,
    Kaushiki Nag
    ,
    Evren Körpeoglu
    ,
    Sushant Kumar
    , Kannan Achan
  11. Leveraging User-Generated Reviews for Recommender Systems with Dynamic Headers
    ECAI 2024 ·
    Shanu Vashishtha
    ,
    Abhay Kumar
    ,
    Lalitesh Morishetti
    ,
    Kaushiki Nag
    , Kannan Achan
  12. Prompt Optimizer of Text-to-Image Diffusion Models for Abstract Concept Understanding
    WWW 2024 ·
    Zezhong Fan
    ,
    Xiaohan Li
    ,
    Kaushiki Nag
    ,
    Chenhao Fang
    ,
    Topojoy Biswas
    ,
    Jianpeng Xu
    , Kannan Achan