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数据科学研讨会记录(信息系统组)

2018-11-09

Title Detail Author link
Improving Knowledge Graph Embedding Using Simple Constraints (ACL2018) 将KG embedding为复数的形式,通过新增复数运算的约束来提高KG embedding的效果 Zhouxiaoxu ppt

2018-11-02

Title Detail Author link
Knowledge-aware Attentive Neural Network for Ranking Question Answer Pairs (SIGIR2018) 主要做的是问题答案的排序,利用知识图谱扩展句子的表示学习。 Liutingting ppt

2018-10-27

Title Detail Author link
CoLink: An Unsupervised Framework for User Identity Linkage (AAAI2018) 一个无监督的框架,用于进行不同网络之间的实体匹配(即找到结点之间的映射关系) Lina ppt

2018-10-20

Title Detail Author link
A Walk-based Model on Entity Graphs for Relation Extraction (ACL2018) 进行关系抽取时,考虑了任意两两实体对间的关系构成的网络 Kuangjun ppt

2018-10-13

Title Detail Author link
Contextual String Embeddings for Sequence Labeling (COLING2018) (flair)预训练一个字符级别的语言模型,用其来对单词进行表征。通过将其与传统的word embedding进行拼接,提高了序列标注任务的性能 Chenyuanzhe ppt

2018-9-28

Title Detail Author link
Question Difficulty Prediction for READING Problems in Standard Tests (AAAI2017) 构造了TACNN框架来评估英语阅读问题难度,将文章、问题、选项作为特征输入,预测每个问题的难度系数 Zhurenyu ppt

2018-9-21

Title Detail Author link
Learning from Semi-Supervised Weak-Label Data(AAAI2018) 半监督弱标签下的多标签分类算法(数据集只有少部分标注,大部分未标注;数据标注的准确性无法保证) Fuyingnan ppt

2018-3-16

Title Detail Author
Why should I trust you 提出了开源工具"Lime",能够解释样本的预测结果,并且增加模型本身的可解释性 Fuyingnan
Deep Residual Learning for Image Recognition 提出了更深层次的卷积网络架构——残差网络,解决了传统模型中网络难以训练的问题 Zhurenyu
A Unified Probabilistic Framework for Name Disambiguation in Digital Library 将姓名消歧问题formalize成一个隐马尔科夫随机场,并提出了参数估计的两阶段算法;提出了自动确定重名人数的auto K算法 Lina
JointExtractionofEntitiesandRelations 将实体识别和关系提取统一为序列标注问题,使用同一个模型同时进行实体识别和关系提取 Kuangjun

2018-3-23

Title Detail Author
Mask R-CNN 提出了Mask R-CNN用于图像的实例分割 yuruonan
Deep Reinforcement Learning for Mention-Ranking 采用神经网络和强化学习技术增加共指消解的准确率 chenyuanzhe
Question Answering with Subgraph Embeddings 采用基于子图嵌入的方法,进行问答系统的训练和答案预测 tanglumin
RNN学习心得 介绍了RNN相关概念,讲解了梯度消失和权重冲突问题 yangkang

2018-3-30

Title Detail Author
Reinforcement Learning for Relation Classification from Noisy Data 提出一个新的关系分类模型,由实体选择器和关系分类器构成,能够在“Sentence Level”提取关系。将实体选择问题转换成强化学习问题。 GuHang
Pix2code: Generating Code from a Graphical User Interface Screenshot 使用CNN和RNN的联合模型,将网页的UI图转化为对应的HTML代码 E Shen
JAVA GC机制 讲解了java的内存分配机制和垃圾回收机制 YinJiaLing

2018-4-13

Title Detail Author
Convolutional Sequence to Sequence Learning An architecture based entirely on convolutional neural networks for sequence to sequence learning(such as NMT) CuiYiFeng
DeepFM:A Factorization-Machine based Neural Network for CTR Predicti 回顾了过去的CTR模型,以及介绍了一系列基于深度学习的CTR模型(FNN,PNN,WDL) ChenLeiHui
Aspect Level Sentiment Classification with Deep Memory Network 介绍了Memory Network,用于情感分析问题 Void-Yu

2018-4-20

Title Detail Author
Learning Structured Representation for Text Classification via Reinforcement Learning 使用ID-LSTM + HS-LSTM学习文本结构,并用策略梯度法进行强化学习 JinLiJiao
Human Action Adverb Recognition: ADHA Dataset And A Three-stream Hybrid Model 贡献了一个数据集:x为人类动作的视频流序列,y为动作对应的副词。 例如识别接吻的视频是“甜蜜地”,"激动地",“绅士地” ... SunChen

2018-5-4

Title Detail Author
Deep Forest: Towards An Alternative to Deep Neural Network 周志华提出的gcForest多粒度级联森林 FuYingNan
Structure Regularized Neural Network for Entity Relation Classification for Chinese Literature Text 利用结构正则化简化句法结构,进行关系提取 KuangJun
Ranking-Based Name Matching for Author Disambiguation in Bibliographic Data KDD Cup 2013第二名,使用基于字符串和元路径的相似度进行作者姓名消歧 LiNa

2018-5-18

Title Detail Author
Modeling Mention, Context and Entity with Neural Networks for Entity Disambiguation 2015年实体消岐的最优模型,采用神经网络,使用了Embedding,卷积,神经张量网络等结构。 ChenYuanZhe
解析HashTable,HashMap,ConcurrentHashMap 讨论了java中该三种结构的特点,主要从多线程安全性、性能等方面考虑 YinJiaLing

2018-6-8

Title Detail Author
Study about word embedding on sentiment subspace 研究词向量中用于表达情感的向量子空间,目的是提高情感分类任务效果 Void-Yu

2018-6-15

Title Detail Author
R-FCN: Object Detection via Region-based Fully Convolutional Networks 目标检测网络。效果不比之前的RCNN,Fast-RCNN差,但是速度更快了。 God E
BiNE: Bipartite Network Embedding 在二分图中采用了表示学习的方法,将节点embedding成向量,通过向量距离来度量节点的相似性。 训练过程类似Word2vec,使用了负采样,负样本的采样分布使用了LSH来代替频率 ChenLeiHui

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