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Evaluation metrics in image synthesis play a key role to measure performances of generative models. However, most metrics mainly focus on image fidelity. Existing diversity metrics are derived by comparing distributions, and thus they…

计算机视觉与模式识别 · 计算机科学 2022-06-28 Jiyeon Han , Hwanil Choi , Yunjey Choi , Junho Kim , Jung-Woo Ha , Jaesik Choi

Click-through rate (CTR) is a key signal of relevance for search engine results, both organic and sponsored. CTR of a result has two core components: (a) the probability of examination of a result by a user, and (b) the perceived relevance…

机器学习 · 计算机科学 2018-10-22 Muhammad Asiful Islam , Ramakrishnan Srikant , Sugato Basu

Most accurate predictions are typically obtained by learning machines with complex feature spaces (as e.g. induced by kernels). Unfortunately, such decision rules are hardly accessible to humans and cannot easily be used to gain insights…

机器学习 · 统计学 2010-08-13 Alexander Zien , Nicole Kraemer , Soeren Sonnenburg , Gunnar Raetsch

In this paper we describe a mechanism to improve Information Retrieval (IR) on the web. The method is based on Formal Concepts Analysis (FCA) that it is makes semantical relations during the queries, and allows a reorganizing, in the shape…

信息检索 · 计算机科学 2010-03-09 Abderrahim El Qadi , Driss Aboutajedine , Yassine Ennouary

Recommendation systems have traditionally relied on short-term engagement signals, such as clicks and likes, to personalize content. However, these signals are often noisy, sparse, and insufficient for capturing long-term user satisfaction…

The phenomenal growth in the healthcare data has inspired us in investigating robust and scalable models for data mining. For classification problems Information Gain(IG) based Decision Tree is one of the popular choices. However, depending…

人工智能 · 计算机科学 2015-09-29 Smita Roy , Samrat Mondal , Asif Ekbal

Complex machine learning algorithms are used more and more often in critical tasks involving text data, leading to the development of interpretability methods. Among local methods, two families have emerged: those computing importance…

机器学习 · 计算机科学 2025-10-22 Gianluigi Lopardo , Damien Garreau

In-context Ranking (ICR) is an emerging paradigm for Information Retrieval (IR), which leverages contextual understanding of LLMs by directly incorporating the task description, candidate documents, and the query into the model's input…

信息检索 · 计算机科学 2025-10-09 Nilesh Gupta , Chong You , Srinadh Bhojanapalli , Sanjiv Kumar , Inderjit Dhillon , Felix Yu

As advances in technology allow for the collection, storage, and analysis of vast amounts of data, the task of screening and assessing the significance of discovered patterns is becoming a major challenge in data mining applications. In…

数据库 · 计算机科学 2010-02-08 Adam Kirsch , Michael Mitzenmacher , Andrea Pietracaprina , Geppino Pucci , Eli Upfal , Fabio Vandin

Large language models (LLMs) are increasingly deployed in multicultural settings; however, systematic evaluation of cultural specificity at the sentence level remains underexplored. We propose the Conceptual Cultural Index (CCI), which…

计算与语言 · 计算机科学 2026-02-11 Takumi Ohashi , Hitoshi Iyatomi

Recently, it was shown that most popular IR measures are not interval-scaled, implying that decades of experimental IR research used potentially improper methods, which may have produced questionable results. However, it was unclear if and…

信息检索 · 计算机科学 2021-01-08 Marco Ferrante , Nicola Ferro , Norbert Fuhr

In modern high-throughput data analysis, researchers perform a large number of statistical tests, expecting to find perhaps a small fraction of significant effects against a predominantly null background. Higher Criticism (HC) was…

统计理论 · 数学 2015-04-13 David Donoho , Jiashun Jin

The last decade has seen huge progress in the development of advanced machine learning models; however, those models are powerless unless human users can interpret them. Here we show how the mind's construction of concepts and meaning can…

机器学习 · 统计学 2016-07-04 Nick Condry

Online reviews provide viewpoints on the strengths and shortcomings of products/services, influencing potential customers' purchasing decisions. However, the proliferation of non-credible reviews -- either fake (promoting/ demoting an…

人工智能 · 计算机科学 2017-05-09 Subhabrata Mukherjee , Sourav Dutta , Gerhard Weikum

Humans can learn and reason under substantial uncertainty in a space of infinitely many concepts, including structured relational concepts ("a scene with objects that have the same color") and ad-hoc categories defined through goals…

人工智能 · 计算机科学 2020-10-07 Ramakrishna Vedantam , Arthur Szlam , Maximilian Nickel , Ari Morcos , Brenden Lake

Concept-based interpretability methods offer a lens into the internals of foundation models by decomposing their embeddings into high-level concepts. These concept representations are most useful when they are compositional, meaning that…

计算与语言 · 计算机科学 2024-06-27 Adam Stein , Aaditya Naik , Yinjun Wu , Mayur Naik , Eric Wong

A sequence of recent papers has considered the role of measurement scales in information retrieval (IR) experimentation, and presented the argument that (only) uniform-step interval scales should be used, and hence that well-known metrics…

信息检索 · 计算机科学 2022-07-08 Alistair Moffat

Convolutional neural network (CNN) models for computer vision are powerful but lack explainability in their most basic form. This deficiency remains a key challenge when applying CNNs in important domains. Recent work on explanations…

计算机视觉与模式识别 · 计算机科学 2021-06-18 Ruihan Zhang , Prashan Madumal , Tim Miller , Krista A. Ehinger , Benjamin I. P. Rubinstein

Feature importance scores are ubiquitous tools for understanding the predictions of machine learning models. However, many popular attribution methods suffer from high instability due to random sampling. Leveraging novel ideas from…

机器学习 · 统计学 2025-07-08 Jeremy Goldwasser , Giles Hooker

Following widely used in visual recognition concept of relative attributes, the article establishes definition of the relative PCA attributes for a class of objects defined by vectors of their parameters. A new rating model (RELARM) is…

计算金融 · 定量金融 2016-08-24 Elnura Irmatova