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相关论文: Boolean Nearest Neighbor Language in the Knowledge…

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A nearest neighbor representation of a Boolean function is a set of positive and negative prototypes in $R^n$ such that the function has value 1 on an input iff the closest prototype is positive. For $k$-nearest neighbor representation the…

组合数学 · 数学 2020-04-07 Péter Hajnal , Zhihao Liu , György Turán

A nearest neighbor representation of a Boolean function $f$ is a set of vectors (anchors) labeled by $0$ or $1$ such that $f(\vec{x}) = 1$ if and only if the closest anchor to $\vec{x}$ is labeled by $1$. This model was introduced by…

计算复杂性 · 计算机科学 2024-05-24 Mason DiCicco , Vladimir Podolskii , Daniel Reichman

The $\textit{von Neumann Computer Architecture}$ has a distinction between computation and memory. In contrast, the brain has an integrated architecture where computation and memory are indistinguishable. Motivated by the architecture of…

计算复杂性 · 计算机科学 2023-05-11 Kordag Mehmet Kilic , Jin Sima , Jehoshua Bruck

Probabilistic k-nearest neighbour (PKNN) classification has been introduced to improve the performance of original k-nearest neighbour (KNN) classification algorithm by explicitly modelling uncertainty in the classification of each feature…

机器学习 · 计算机科学 2013-05-07 Ji Won Yoon , Nial Friel

We introduce $k$-nearest-neighbor machine translation ($k$NN-MT), which predicts tokens with a nearest neighbor classifier over a large datastore of cached examples, using representations from a neural translation model for similarity…

计算与语言 · 计算机科学 2021-07-23 Urvashi Khandelwal , Angela Fan , Dan Jurafsky , Luke Zettlemoyer , Mike Lewis

Trustworthiness in model predictions is crucial for safety-critical applications in the real world. However, deep neural networks often suffer from the issues of uncertainty estimation, such as miscalibration. In this study, we propose…

计算与语言 · 计算机科学 2025-02-07 Wataru Hashimoto , Hidetaka Kamigaito , Taro Watanabe

Naive Bayes Nearest Neighbour (NBNN) is a simple and effective framework which addresses many of the pitfalls of K-Nearest Neighbour (KNN) classification. It has yielded competitive results on several computer vision benchmarks. Its central…

机器学习 · 计算机科学 2016-07-12 Daniel Jiwoong Im , Graham W. Taylor

Nearest neighbors (NN) are traditionally used to compute final decisions, e.g., in Support Vector Machines or k-NN classifiers, and to provide users with explanations for the model's decision. In this paper, we show a novel utility of…

计算机视觉与模式识别 · 计算机科学 2024-08-28 Giang , Nguyen , Valerie Chen , Mohammad Reza Taesiri , Anh Totti Nguyen

Interpretability techniques in NLP have mainly focused on understanding individual predictions using attention visualization or gradient-based saliency maps over tokens. We propose using k nearest neighbor (kNN) representations to identify…

计算与语言 · 计算机科学 2020-10-20 Nazneen Fatema Rajani , Ben Krause , Wengpeng Yin , Tong Niu , Richard Socher , Caiming Xiong

Knowledge compilation studies the trade-off between succinctness and efficiency of different representation languages. For many languages, there are known strong lower bounds on the representation size, but recent work shows that, for some…

人工智能 · 计算机科学 2020-11-30 Alexis de Colnet , Stefan Mengel

We introduce $k$NN-LMs, which extend a pre-trained neural language model (LM) by linearly interpolating it with a $k$-nearest neighbors ($k$NN) model. The nearest neighbors are computed according to distance in the pre-trained LM embedding…

计算与语言 · 计算机科学 2020-02-18 Urvashi Khandelwal , Omer Levy , Dan Jurafsky , Luke Zettlemoyer , Mike Lewis

Selman and Kautz's work on ``knowledge compilation'' established how approximation (strengthening and/or weakening) of a propositional knowledge-base can be used to speed up query processing, at the expense of completeness. In this…

计算机科学中的逻辑 · 计算机科学 2016-08-14 Kevin Henshall , Peter Schachte , Harald Søndergaard , Leigh Whiting

Since Convolutional Neural Networks (CNNs) have become the leading learning paradigm in visual recognition, Naive Bayes Nearest Neighbour (NBNN)-based classifiers have lost momentum in the community. This is because (1) such algorithms…

计算机视觉与模式识别 · 计算机科学 2015-11-18 Ilja Kuzborskij , Fabio Maria Carlucci , Barbara Caputo

Language models (LMs) compute the probability of a text by sequentially computing a representation of an already-seen context and using this representation to predict the next word. Currently, most LMs calculate these representations…

计算与语言 · 计算机科学 2023-01-18 Frank F. Xu , Uri Alon , Graham Neubig

The Nearest Neighbor (NN) Representation is an emerging computational model that is inspired by the brain. We study the complexity of representing a neuron (threshold function) using the NN representations. It is known that two anchors (the…

计算复杂性 · 计算机科学 2024-05-13 Kordag Mehmet Kilic , Jin Sima , Jehoshua Bruck

Bottom-up knowledge compilation is a paradigm for generating representations of functions by iteratively conjoining constraints using a so-called apply function. When the input is not efficiently compilable into a language - generally a…

计算复杂性 · 计算机科学 2021-12-24 Alexis de Colnet , Stefan Mengel

Template matching is a fundamental problem in computer vision with applications in fields including object detection, image registration, and object tracking. Current methods rely on nearest-neighbour (NN) matching, where the query feature…

计算机视觉与模式识别 · 计算机科学 2023-10-18 Ankit Gupta , Ida-Maria Sintorn

k is the most important parameter in a text categorization system based on k-Nearest Neighbor algorithm (kNN).In the classification process, k nearest documents to the test one in the training set are determined firstly. Then, the…

计算与语言 · 计算机科学 2007-05-23 Baoli Li , Shiwen Yu , Qin Lu

Recent works have proven the effectiveness of k-nearest-neighbor machine translation(a.k.a kNN-MT) approaches to produce remarkable improvement in cross-domain translations. However, these models suffer from heavy retrieve overhead on the…

计算与语言 · 计算机科学 2025-01-07 Xiangyu Shi , Yunlong Liang , Jinan Xu , Yufeng Chen

Graph Neural Network (GNN) is a powerful model to learn representations and make predictions on graph data. Existing efforts on GNN have largely defined the graph convolution as a weighted sum of the features of the connected nodes to form…

机器学习 · 计算机科学 2020-06-02 Hongmin Zhu , Fuli Feng , Xiangnan He , Xiang Wang , Yan Li , Kai Zheng , Yongdong Zhang
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