English
Related papers

Related papers: Constrained Sequence-to-Tree Generation for Hierar…

200 papers

We revisit hierarchical bracketing encodings from a practical perspective in the context of dependency graph parsing. The approach encodes graphs as sequences, enabling linear-time parsing with $n$ tagging actions, and still representing…

Computation and Language · Computer Science 2025-09-12 Ana Ezquerro , Carlos Gómez-Rodríguez , David Vilares

Hierarchical text classification aims to categorize each document into a set of classes in a label taxonomy, which is a fundamental web text mining task with broad applications such as web content analysis and semantic indexing. Most…

Computation and Language · Computer Science 2025-02-06 Yunyi Zhang , Ruozhen Yang , Xueqiang Xu , Rui Li , Jinfeng Xiao , Jiaming Shen , Jiawei Han

In this paper, we propose a novel end-to-end neural architecture for ranking candidate answers, that adapts a hierarchical recurrent neural network and a latent topic clustering module. With our proposed model, a text is encoded to a vector…

Computation and Language · Computer Science 2018-04-10 Seunghyun Yoon , Joongbo Shin , Kyomin Jung

Large-Scale Multi-Label Text Classification (LMTC) includes tasks with hierarchical label spaces, such as automatic assignment of ICD-9 codes to discharge summaries. Performance of models in prior art is evaluated with standard precision,…

Computation and Language · Computer Science 2021-09-13 Matúš Falis , Hang Dong , Alexandra Birch , Beatrice Alex

Network alignment task, which aims to identify corresponding nodes in different networks, is of great significance for many subsequent applications. Without the need for labeled anchor links, unsupervised alignment methods have been…

Machine Learning · Computer Science 2022-08-29 Qingqiang Sun , Xuemin Lin , Ying Zhang , Wenjie Zhang , Chaoqi Chen

Text segmentation aims to divide text into contiguous, semantically coherent segments, while segment labeling deals with producing labels for each segment. Past work has shown success in tackling segmentation and labeling for documents and…

Computation and Language · Computer Science 2022-09-29 Hakan Inan , Rashi Rungta , Yashar Mehdad

Pretrained, large, generative language models (LMs) have had great success in a wide range of sequence tagging and structured prediction tasks. Casting a sequence tagging task as a Seq2Seq one requires deciding the formats of the input and…

Computation and Language · Computer Science 2022-10-26 Karthik Raman , Iftekhar Naim , Jiecao Chen , Kazuma Hashimoto , Kiran Yalasangi , Krishna Srinivasan

Existing neural methods for data-to-text generation are still struggling to produce long and diverse texts: they are insufficient to model input data dynamically during generation, to capture inter-sentence coherence, or to generate…

Computation and Language · Computer Science 2019-08-27 Zhihong Shao , Minlie Huang , Jiangtao Wen , Wenfei Xu , Xiaoyan Zhu

Topic modeling has been one of the most active research areas in machine learning in recent years. Hierarchical latent tree analysis (HLTA) has been recently proposed for hierarchical topic modeling and has shown superior performance over…

Computation and Language · Computer Science 2020-07-13 Leonard K. M. Poon , Nevin L. Zhang , Haoran Xie , Gary Cheng

Image classification is one of the most important areas in computer vision. Hierarchical multi-label classification applies when a multi-class image classification problem is arranged into smaller ones based upon a hierarchy or taxonomy.…

Computer Vision and Pattern Recognition · Computer Science 2022-09-14 Khondaker Tasrif Noor , Antonio Robles-Kelly , Brano Kusy

Token-based masked generative models are gaining popularity for their fast inference time with parallel decoding. While recent token-based approaches achieve competitive performance to diffusion-based models, their generation performance is…

Machine Learning · Computer Science 2023-04-05 Jaewoong Lee , Sangwon Jang , Jaehyeong Jo , Jaehong Yoon , Yunji Kim , Jin-Hwa Kim , Jung-Woo Ha , Sung Ju Hwang

Traditionally, classifying large hierarchical labels with more than 10000 distinct traces can only be achieved with flatten labels. Although flatten labels is feasible, it misses the hierarchical information in the labels. Hierarchical…

Machine Learning · Computer Science 2018-01-15 Zhenzhou Wu , Sean Saito

Previous work in slogan generation focused on utilising slogan skeletons mined from existing slogans. While some generated slogans can be catchy, they are often not coherent with the company's focus or style across their marketing…

Computation and Language · Computer Science 2021-09-08 Yiping Jin , Akshay Bhatia , Dittaya Wanvarie , Phu T. V. Le

One of the major challenges arising from single-cell transcriptomics experiments is the question of how to annotate the associated single-cell transcriptomic profiles. Because of the large size and the high dimensionality of the data,…

Genomics · Quantitative Biology 2024-09-11 Malek Senoussi , Thierry Artières , Paul Villoutreix

This work proposes a novel adaptation of a pretrained sequence-to-sequence model to the task of document ranking. Our approach is fundamentally different from a commonly-adopted classification-based formulation of ranking, based on…

Information Retrieval · Computer Science 2020-03-17 Rodrigo Nogueira , Zhiying Jiang , Jimmy Lin

Set-valued prediction is a well-known concept in multi-class classification. When a classifier is uncertain about the class label for a test instance, it can predict a set of classes instead of a single class. In this paper, we focus on…

Machine Learning · Computer Science 2022-03-15 Thomas Mortier , Eyke Hüllermeier , Krzysztof Dembczyński , Willem Waegeman

This paper proposes a Clustering, Labeling, then Augmenting framework that significantly enhances performance in Semi-Supervised Text Classification (SSTC) tasks, effectively addressing the challenge of vast datasets with limited labeled…

Computation and Language · Computer Science 2024-12-30 Shan Zhong , Jiahao Zeng , Yongxin Yu , Bohong Lin

Recently, Hierarchical Clustering (HC) has been considered through the lens of optimization. In particular, two maximization objectives have been defined. Moseley and Wang defined the \emph{Revenue} objective to handle similarity…

Data Structures and Algorithms · Computer Science 2021-01-27 Danny Vainstein , Vaggos Chatziafratis , Gui Citovsky , Anand Rajagopalan , Mohammad Mahdian , Yossi Azar

In this paper, we frame homogeneous-feature multi-task learning (MTL) as a hierarchical representation learning problem, with one task-agnostic and multiple task-specific latent representations. Drawing inspiration from the information…

Machine Learning · Computer Science 2022-10-04 João Machado de Freitas , Sebastian Berg , Bernhard C. Geiger , Manfred Mücke

Natural language generation of coherent long texts like paragraphs or longer documents is a challenging problem for recurrent networks models. In this paper, we explore an important step toward this generation task: training an LSTM…

Computation and Language · Computer Science 2015-06-09 Jiwei Li , Minh-Thang Luong , Dan Jurafsky