Search Results for author: Junming Shao

Found 10 papers, 3 papers with code

Seeing Is Not Always Believing: Invisible Collision Attack and Defence on Pre-Trained Models

1 code implementation24 Sep 2023 Minghang Deng, Zhong Zhang, Junming Shao

The typical paradigm is to pre-train a big deep learning model on large-scale data sets, and then fine-tune the model on small task-specific data sets for downstream tasks.

Data Poisoning

Fine-tuning Happens in Tiny Subspaces: Exploring Intrinsic Task-specific Subspaces of Pre-trained Language Models

no code implementations27 May 2023 Zhong Zhang, Bang Liu, Junming Shao

Pre-trained language models (PLMs) are known to be overly parameterized and have significant redundancy, indicating a small degree of freedom of the PLMs.

Open-world Semi-supervised Novel Class Discovery

1 code implementation22 May 2023 Jiaming Liu, Yangqiming Wang, Tongze Zhang, Yulu Fan, Qinli Yang, Junming Shao

Traditional semi-supervised learning tasks assume that both labeled and unlabeled data follow the same class distribution, but the realistic open-world scenarios are of more complexity with unknown novel classes mixed in the unlabeled set.

Contrastive Learning Novel Class Discovery +1

An Interpretable Neuron Embedding for Static Knowledge Distillation

no code implementations14 Nov 2022 Wei Han, Yangqiming Wang, Christian Böhm, Junming Shao

The visualization of semantic vectors allows for a qualitative explanation of the neural network.

Knowledge Distillation

An Online Semantic-enhanced Dirichlet Model for Short Text Stream Clustering

no code implementations ACL 2020 Jay Kumar, Junming Shao, Salah Uddin, Wazir Ali

Clustering short text streams is a challenging task due to its unique properties: infinite length, sparse data representation and cluster evolution.

Clustering Short Text Clustering

Large-scale Multi-view Subspace Clustering in Linear Time

2 code implementations21 Nov 2019 Zhao Kang, Wangtao Zhou, Zhitong Zhao, Junming Shao, Meng Han, Zenglin Xu

A plethora of multi-view subspace clustering (MVSC) methods have been proposed over the past few years.

Clustering Multi-view Subspace Clustering

Learning in High-Dimensional Multimedia Data: The State of the Art

no code implementations10 Jul 2017 Lianli Gao, Jingkuan Song, Xingyi Liu, Junming Shao, Jiajun Liu, Jie Shao

Given the high dimensionality and the high complexity of multimedia data, it is important to investigate new machine learning algorithms to facilitate multimedia data analysis.

BIG-bench Machine Learning feature selection +3

Graph Clustering with Density-Cut

no code implementations3 Jun 2016 Junming Shao, Qinli Yang, Jinhu Liu, Stefan Kramer

We demonstrate that our method has several attractive benefits: (a) Dcut provides an intuitive criterion to evaluate the goodness of a graph clustering in a more natural and precise way; (b) Built upon the density-connected tree, Dcut allows identifying the meaningful graph clusters of densely connected vertices efficiently; (c) The density-connected tree provides a connectivity map of vertices in a graph from a local density perspective.

Social and Information Networks Physics and Society

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