111 citations · 427 across the 26 of their papers we have counts for
21 papers · 1 filter
Analysing the Robustness of Dual Encoders for Dense Retrieval Against Misspellings
Georgios Sidiropoulos, Evangelos Kanoulas
Dense retrieval is becoming one of the standard approaches for document and passage ranking. The dual-encoder architecture is widely adopted for scoring question-passage pairs due…
Zero-shot Query Contextualization for Conversational Search
Antonios Minas Krasakis, Andrew Yates, Evangelos Kanoulas
Current conversational passage retrieval systems cast conversational search into ad-hoc search by using an intermediate query resolution step that places the user's question in con…
Towards Building Economic Models of Conversational Search
Leif Azzopardi, Mohammad Aliannejadi, Evangelos Kanoulas
Various conceptual and descriptive models of conversational search have been proposed in the literature -- while useful, they do not provide insights into how interaction between t…
Controllable Recommenders using Deep Generative Models and Disentanglement
Samarth Bhargav, Evangelos Kanoulas
In this paper, we consider controllability as a means to satisfy dynamic preferences of users, enabling them to control recommendations such that their current preference is met. W…
Analysing Mixed Initiatives and Search Strategies during Conversational Search
Mohammad Aliannejadi, Leif Azzopardi, Hamed Zamani +3
Information seeking conversations between users and Conversational Search Agents (CSAs) consist of multiple turns of interaction. While users initiate a search session, ideally a C…
Cross-Market Product Recommendation
Hamed Bonab, Mohammad Aliannejadi, Ali Vardasbi +2
We study the problem of recommending relevant products to users in relatively resource-scarce markets by leveraging data from similar, richer in resource auxiliary markets. We hypo…