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Hash codes are efficient data representations for coping with the ever growing amounts of data. In this paper, we introduce a random forest semantic hashing scheme that embeds tiny convolutional neural networks (CNN) into shallow random…

计算机视觉与模式识别 · 计算机科学 2018-07-31 Qiang Qiu , Jose Lezama , Alex Bronstein , Guillermo Sapiro

We present an unsupervised learning algorithm that mines large text corpora for patterns that express implicit semantic relations. For a given input word pair X:Y with some unspecified semantic relations, the corresponding output list of…

计算与语言 · 计算机科学 2007-05-23 Peter D. Turney

Random forest (RF) missing data algorithms are an attractive approach for dealing with missing data. They have the desirable properties of being able to handle mixed types of missing data, they are adaptive to interactions and nonlinearity,…

机器学习 · 统计学 2017-01-23 Fei Tang , Hemant Ishwaran

We describe an automated method for identifying classes of morphologically related words in an on-line dictionary, and for linking individual senses in the derived form to one or more senses in the base form by means of morphological…

cmp-lg · 计算机科学 2008-02-03 Joseph Pentheroudakis , Lucy Vanderwende , Microsoft Corporation

We present statistical analyses of the large-scale structure of three types of semantic networks: word associations, WordNet, and Roget's thesaurus. We show that they have a small-world structure, characterized by sparse connectivity, short…

软凝聚态物质 · 物理学 2007-05-23 Mark Steyvers , Joshua B. Tenenbaum

How to identify, extract, and use phrasal knowledge is a crucial problem for the task of Recognizing Textual Entailment (RTE). To solve this problem, we propose a method for detecting paraphrases via natural deduction proofs of semantic…

计算与语言 · 计算机科学 2018-04-23 Hitomi Yanaka , Koji Mineshima , Pascual Martinez-Gomez , Daisuke Bekki

Neural network based approaches for sentence relation modeling automatically generate hidden matching features from raw sentence pairs. However, the quality of matching feature representation may not be satisfied due to complex semantic…

计算与语言 · 计算机科学 2016-04-01 Peng Li , Heng Huang

While relation extraction is an essential task in knowledge acquisition and representation, and new-generated relations are common in the real world, less effort is made to predict unseen relations that cannot be observed at the training…

计算与语言 · 计算机科学 2021-04-13 Chih-Yao Chen , Cheng-Te Li

Multi-label classification is a challenging task, particularly in domains where the number of labels to be predicted is large. Deep neural networks are often effective at multi-label classification of images and textual data. When dealing…

机器学习 · 计算机科学 2023-03-30 Nikolaos Mylonas , Ioannis Mollas , Nick Bassiliades , Grigorios Tsoumakas

We introduce a neural network that represents sentences by composing their words according to induced binary parse trees. We use Tree-LSTM as our composition function, applied along a tree structure found by a fully differentiable natural…

计算与语言 · 计算机科学 2020-01-16 Jean Maillard , Stephen Clark , Dani Yogatama

Social networks involve both positive and negative relationships, which can be captured in signed graphs. The {\em edge sign prediction problem} aims to predict whether an interaction between a pair of nodes will be positive or negative. We…

Vector space word representations are learned from distributional information of words in large corpora. Although such statistics are semantically informative, they disregard the valuable information that is contained in semantic lexicons…

计算与语言 · 计算机科学 2015-03-24 Manaal Faruqui , Jesse Dodge , Sujay K. Jauhar , Chris Dyer , Eduard Hovy , Noah A. Smith

One of the most remarkable properties of word embeddings is the fact that they capture certain types of semantic and syntactic relationships. Recently, pre-trained language models such as BERT have achieved groundbreaking results across a…

计算与语言 · 计算机科学 2019-12-02 Zied Bouraoui , Jose Camacho-Collados , Steven Schockaert

Relation extraction is a type of information extraction task that recognizes semantic relationships between entities in a sentence. Many previous studies have focused on extracting only one semantic relation between two entities in a single…

计算与语言 · 计算机科学 2021-03-08 Seongsik Park , Harksoo Kim

Tractable yet expressive density estimators are a key building block of probabilistic machine learning. While sum-product networks (SPNs) offer attractive inference capabilities, obtaining structures large enough to fit complex,…

机器学习 · 计算机科学 2019-08-12 Fabrizio Ventola , Karl Stelzner , Alejandro Molina , Kristian Kersting

The majority of contemporary computational methods for lexical semantic change (LSC) detection are based on neural embedding distributional representations. Although these models perform well on LSC benchmarks, their results are often…

计算与语言 · 计算机科学 2026-05-05 Bach Phan-Tat , Kris Heylen , Dirk Geeraerts , Stefano De Pascale , Dirk Speelman

Random Forest (RF) is a well-known data-driven algorithm applied in several fields thanks to its flexibility in modeling the relationship between the response variable and the predictors, also in case of strong non-linearities. In…

机器学习 · 统计学 2023-10-18 Luca Patelli , Michela Cameletti , Natalia Golini , Rosaria Ignaccolo

Semantic relatedness between words is one of the core concepts in natural language processing, thus making semantic evaluation an important task. In this paper, we present a semantic model evaluation dataset: SimRelUz - a collection of…

计算与语言 · 计算机科学 2022-05-13 Ulugbek Salaev , Elmurod Kuriyozov , Carlos Gómez-Rodríguez

This study deals with the missing link prediction problem: the problem of predicting the existence of missing connections between entities of interest. We address link prediction using coupled analysis of relational datasets represented as…

机器学习 · 计算机科学 2012-08-31 Beyza Ermiş , Evrim Acar , A. Taylan Cemgil

Relation classification is an important research arena in the field of natural language processing (NLP). In this paper, we present SDP-LSTM, a novel neural network to classify the relation of two entities in a sentence. Our neural…

计算与语言 · 计算机科学 2015-08-18 Xu Yan , Lili Mou , Ge Li , Yunchuan Chen , Hao Peng , Zhi Jin