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pro vyhledávání: '"Alexandra Vtyurina"'
Publikováno v:
Information Retrieval Journal. 25:365-385
Recent years have seen enormous gains in core IR tasks, including document and passage ranking. Datasets and leaderboards, and in particular the MS MARCO datasets, illustrate the dramatic improvements achieved by modern neural rankers. When compared
Publikováno v:
Proceedings of the 2023 Conference on Human Information Interaction and Retrieval.
Publikováno v:
ACM Transactions on Information Systems. 39:1-21
Assessors make preference judgments faster and more consistently than graded judgments. Preference judgments can also recognize distinctions between items that appear equivalent under graded judgments. Unfortunately, preference judgments can require
Publikováno v:
CIKM
NDCG and similar measures remain standard for the offline evaluation of search, recommendation, question answering and similar systems. These measures require definitions for two or more relevance levels, which human assessors then apply to judge ind
Publikováno v:
ICTIR
Voice-based assistants have become a popular tool for conducting web search, particularly for factoid question answering. However, for more complex web searches, their functionality remains limited, as does our understanding of the ways in which user
Publikováno v:
ASSETS
People with visual impairments often rely on screen readers when interacting with computer systems. Increasingly, these individuals also make extensive use of voice-based virtual assistants (VAs). We conducted a survey of 53 people who are legally bl
Publikováno v:
WWW
People with visual impairments often rely on screen readers when interacting with computer systems. Increasingly, these individuals also make extensive use of voice-based virtual assistants (VAs). We conducted a survey of 53 people who are legally bl
Autor:
Alexandra Vtyurina
Publikováno v:
CHIIR
Speech-based user interfaces and, in particular, voice-activated digital assistants are gaining popularity. Assistants provide their users with an opportunity for hands-free interaction, and present an additional accessibility level for people who ar
Autor:
Adam Fourney, Alexandra Vtyurina
Publikováno v:
CHI
Voice-based conversational assistants are growing in popularity on ubiquitous mobile and stationary devices. Cortana, as well as Google Home, Amazon Echo, and others, can provide support for various tasks from managing reminders to booking a hotel. H
Publikováno v:
CHI Extended Abstracts
Chatbots and conversational assistants are becoming increasingly popular. However, for information seeking scenarios, these systems still have very limited conversational abilities, and primarily serve as proxies to existing web search engines. In th