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Measuring the similarity between patches in images is a fundamental building block in various tasks. Naturally, the patch-size has a major impact on the matching quality, and on the consequent application performance. Under the assumption…

计算机视觉与模式识别 · 计算机科学 2016-08-24 Yaniv Romano , Michael Elad

In recent years, the field of generative artificial intelligence, particularly in the domain of image generation, has exerted a profound influence on society. Despite the capability of AI to produce images of high quality, the augmentation…

人机交互 · 计算机科学 2024-05-10 Jize Wang , Kazuhisa Nakano , Daiyannan Chen , Zhengyu Huang , Tsukasa Fukusato , Kazunori Miyata , Haoran Xie

The highly influential framework of conceptual spaces provides a geometric way of representing knowledge. Instances are represented by points in a high-dimensional space and concepts are represented by regions in this space. In this…

人工智能 · 计算机科学 2018-11-15 Lucas Bechberger , Kai-Uwe Kühnberger

Evaluating the factual consistency of automatically generated summaries is essential for the progress and adoption of reliable summarization systems. Despite recent advances, existing factuality evaluation models are not robust, being…

计算与语言 · 计算机科学 2023-10-20 Shangbin Feng , Vidhisha Balachandran , Yuyang Bai , Yulia Tsvetkov

Image captioning models are usually evaluated on their ability to describe a held-out set of images, not on their ability to generalize to unseen concepts. We study the problem of compositional generalization, which measures how well a…

机器学习 · 计算机科学 2019-11-12 Mitja Nikolaus , Mostafa Abdou , Matthew Lamm , Rahul Aralikatte , Desmond Elliott

This paper aims to generalize and unify classical criteria for comparisons of balanced lattice designs, including fractional factorial designs, supersaturated designs and uniform designs. We present a general majorization framework for…

统计理论 · 数学 2007-06-13 Aijun Zhang , Kai-Tai Fang , Runze Li , Agus Sudjianto

Analogical reasoning is a powerful qualitative reasoning tool that enables humans to connect two situations, and to generalize their knowledge from familiar to novel situations. Cognitive Science research provides valuable insights into the…

人工智能 · 计算机科学 2022-06-28 Thiloshon Nagarajah , Filip Ilievski , Jay Pujara

Question answering (QA) models for reading comprehension have been demonstrated to exploit unintended dataset biases such as question-context lexical overlap. This hinders QA models from generalizing to under-represented samples such as…

计算与语言 · 计算机科学 2021-09-24 Kazutoshi Shinoda , Saku Sugawara , Akiko Aizawa

How do transformer-based large language models (LLMs) store and retrieve knowledge? We focus on the most basic form of this task -- factual recall, where the model is tasked with explicitly surfacing stored facts in prompts of form `Fact:…

机器学习 · 计算机科学 2024-02-14 Bilal Chughtai , Alan Cooney , Neel Nanda

Compositional generalization is the capacity to recognize and imagine a large amount of novel combinations from known components. It is a key in human intelligence, but current neural networks generally lack such ability. This report…

人工智能 · 计算机科学 2021-02-09 Yuanpeng Li

Knowledge Discovery in Databases (KDD) aims to exploit the vast amounts of data generated daily across various domains of computer applications. Its objective is to extract hidden and meaningful knowledge from datasets through a structured…

人工智能 · 计算机科学 2026-01-06 Yasmine Souissi , Fabrice Boissier , Nida Meddouri

The objectives of this research work which is intimately related to pattern discovery and management are threefold: (i) handle the problem of pattern manipulation by defining operations on patterns, (ii) study the problem of enriching and…

数据库 · 计算机科学 2009-02-25 Rokia Missaoui , Leonard Kwuida , Mohamed Quafafou , Jean Vaillancourt

Recent advancements in large language models (LLMs) demonstrate strong potential for generating novel research ideas, yet such ideas often struggle with feasibility and effectiveness. In this paper, we investigate whether augmenting LLMs…

计算与语言 · 计算机科学 2026-03-03 Xiao Liu , Xinyi Dong , Xinyang Gao , Yansong Feng , Xun Pang

Using large language models (LMs) for query or document expansion can improve generalization in information retrieval. However, it is unknown whether these techniques are universally beneficial or only effective in specific settings, such…

信息检索 · 计算机科学 2024-02-28 Orion Weller , Kyle Lo , David Wadden , Dawn Lawrie , Benjamin Van Durme , Arman Cohan , Luca Soldaini

In this paper, we revisit cognitive extent, originally defined as the number of unique phrases in a quota. We introduce Freshness and Informative Weighted Cognitive Extent (FICE), calculated based on two novel weighting factors, the…

数字图书馆 · 计算机科学 2024-12-31 Zihe Wang , Jian Wu

We generalize many results concerning the tractability of SAT and #SAT on bounded treewidth CNF-formula in the context of Quantified Boolean Formulas (QBF). To this end, we start by studying the notion of width for OBDD and observe that the…

计算复杂性 · 计算机科学 2018-07-12 Florent Capelli , Stefan Mengel

Most previous methods for text data augmentation are limited to simple tasks and weak baselines. We explore data augmentation on hard tasks (i.e., few-shot natural language understanding) and strong baselines (i.e., pretrained models with…

计算与语言 · 计算机科学 2022-03-16 Jing Zhou , Yanan Zheng , Jie Tang , Jian Li , Zhilin Yang

Semantic networks provide a useful tool to understand how related concepts are retrieved from memory. However, most current network approaches use pairwise links to represent memory recall patterns. Pairwise connections neglect higher-order…

计算与语言 · 计算机科学 2023-04-14 Salvatore Citraro , Simon De Deyne , Massimo Stella , Giulio Rossetti

Formal Concept Analysis makes the fundamental observation that any finite lattice $(L, \leq)$ is determined up to isomorphism by the restriction of the relation ${\leq} \subseteq L \times L$ to the set $J(L) \times M(L)$, where $J(L)$ is…

组合数学 · 数学 2025-08-11 Scott Balchin , Ben Spitz

Recent advancements in image synthesis have enabled high-quality image generation and manipulation. Most works focus on: 1) conditional manipulation, where an image is modified conditioned on a given attribute, or 2) disentangled…

计算机视觉与模式识别 · 计算机科学 2025-12-16 Yunlong He , Gwilherm Lesné , Ziqian Liu , Michaël Soumm , Pietro Gori