2015

Xiaojun Quan, Qifan Wang, Ying Zhangand Luo Si. " Latent Discriminative Models for Social Emotion Detection with Emotional Dependency ". In ACM Transancations on Information Systems. (PDF)

Tao Wu, Qifan Wang, Zhiwei Zhang and Luo Si. "Determining Expert Research Areas with Multi-Instance Learning of Hierarchical Multi-Label Classification Model" In International Joint Conference on Artificial Intelligence (IJCAI).

2014

Yi Fang and Luo Si. "Related Entity Finding by Unified Probabilistic Models". In World Wide Web Journal. (PDF)

Qifan Wang and Luo Si. "Adaptive Knowledge Transfer for Multiple Instance Learning in Image Classification". AAAI Conference on Artificial Intelligence (AAAI) (To Appear)

Qifan Wang and Luo Si. "Active Hashing with Joint Data Example and Tag Selection". International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR)   (To Appear)

Ning Zhang, Ying Zhang, Luo Si, Yanshan Lu, Xiaojie Yuan. "Cross-Domain and Cross-Category Emotion Tagging for Comments of Online News". International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR)   (To Appear)

 

Zhiwei Zhang, Qifan Wang, Lingyun Ruan and Luo Si. "Preference Preserving Hashing for Efficient Recommendation".  International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR)   (To Appear)

 

2013

Qifan Wang, Dan Zhang and Luo Si. "Semantic Hashing Using Tags and Topic Modeling". International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR (PDF)

Dzung Hong and Luo Si. "Search Result Diversification in Resource Selection for Federated Search". International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR (PDF)

Lei Cen, Eduard Dragut, Luo Si and Mourad Ouzzani.  "Author Disambiguation by Hierarchical Agglomerative Clustering with Adaptive Stopping Criterion Authors". International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR) (Short Paper) (PDF)

Dan Zhang, Jingrui He, Luo Si and Richard Lawrence. "MILEAGE: Multiple Instance LEArning with Global Embedding". International Conference of Machine Learning (ICML). (PDF)

Suleyman Cetintas, Datong Chen and Luo Si. "Forecasting User Visits for Online Display Advertising".  (Journal of Information Retrieval). 16(3): 369-390. (PDF)

Qifan Wang, Lingyun Ruan, Zhiwei Zhang and Luo Si. "Learning Compact Hashing Codes for Efficient Tag Completion and Prediction". ACM Conference of Information and Knowledge Management (CIKM). (PDF)

Suleyman Cetinta, Luo Si, YanPing Xin and Ron Tzur. "Probabilistic Latent Class Models for Predicting Student Performance". ACM Conference of Information and Knowledge Management (CIKM). (Poster) (PDF)

Qifan Wang, Dan Zhang and Luo Si. "Weighted Hashing for Fast Large Scale Similarity Search". ACM Conference of Information and Knowledge Management (CIKM). (To Appear) (Poster) (PDF)

 

2012

Kristian Balog, Yi Fang, Maarten de Rijke, Pavel Serdyukov and Luo Si. "Expertise Retrieval". (Foundations and Trends in Information Retrieval).  6(2-3):127-256. (PDF).

Qifan Wang, Luo Si and Dang Zhang.  "A Discriminative Data-dependent Mixture-Model Approach for Multiple Instance Learning in Image Classification". European Conference on Computer Vision (ECCV). (PDF)

Dzung Hong and Luo Si. "Mixture Model with Multiple Centralized Retrieval Algorithms for Result Merging in Federated Search". International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR) (PDF)

Ying Zhang, Yi Fang, Xiaojun Quan, Lin Dai, Luo Si, Xiaojie Yuan: Emotion tagging for comments of online news by meta classification with heterogeneous information sources. ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR) (PDF) (Poster)

Dan Zhang, Luo Si and Vernon J. Rego. "Sentiment Detection with Auxiliary Data". (Journal of Information Retrieval). 15(3-4):373-390. (PDF)

Suleyman Cetintas and Luo Si,  "Effective Query Generative and Postprocessing Strategies for Prior Art Patent Search". Journal of the American Society for Information Science and Technology (JASIST). 63(3):512-527 (PDF)

Yi Fang, Luo Si, Naveen Somasundaram, Zhengtao Yu. "Mining Contrastive Opinions on Political Texts using Cross-Perspective Topic Model". In Proceedings of the 5th ACM International Conference on Web Search and Data Mining (WSDM), (PDF)

Balamurugan Anandan, Chris Clifton, Wei Jiang, Mummoorthy Murugesan, Pedro Pastrana-Camacho, Luo Si. "t-Plausibility: Generalizing Words to Desensitize Text". Transactions on Data Privacy 5(3): 505-534. (PDF)

Stephen Cooper, Yoon Jae Nam, Luo Si. "Initial results of using an intelligent tutoring system with Alice." Annual Conference on Innovation and Technology in Computer Science Education. (PDF)

 

2011

Milad Shokouhi and Luo Si. (2011) "Federated Search". (Foundations and Trends in Information Retrieval). 5(1):1-102.  (PDF)

Dan Zhang, Fei Wang, Luo Si and Tao Li. (2011) "Maximum Margin Multiple Instance Clustering with its Applications to Image and Text Clustering"  (IEEE Transactions on Neural Network) 22(5): 739-751  (PDF)

Suleyman Cetintas, Luo Si, Yan Ping Xin, Dake Zhang, Joo Young Park and Ron Tzur. (2011) "A Joint Probabilistic Classification Model of Relevant and Irrelevant Sentences in Mathematical Word Problems" (Journal of Educational Data Mining) 2(1): 83-101 (PDF)

Dan Zhang, Jingdong Wang, Luo Si. (2011). “Document Clustering with Universum”. International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR) (PDF)

Dan Zhang, Fei Wang, Luo Si. (2011). “Composite Hashing with Multiple Information Sources”. International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR) (PDF)

Dan Zhang, Jingrui He, Yan Liu, Luo Si, Richard D. Lawrence. (2011). “Multi-View Transfer Learning with a Large Margin Approach”. International ACM SIGKDD Conference on Knowledge Discovery and Data Mining (SIGKDD) (PDF)

Dan Zhang, Yan Liu, Luo Si. (2011). “Learning Beyond the Predefined Label Space”. International ACM SIGKDD Conference on Knowledge Discovery and Data Mining (SIGKDD) (PDF)

Dan Zhang, Yan Liu, Luo Si, Jian Zhang and Richard Lawrence. "Multiple Instance Learning on Structured Data:. Neural Information Processing Systems (NIPS) (PDF)

Suleyman Cetintas, Monica Rogati, Luo Si, and Yi Fang. (2011). “Identifying Similar People in Professional Social Networks with Discriminative Probabilistic Models”. International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR) (Poster) (PDF)

Suleyman Cetintas, Datong Chen, Luo Si, Bin Shen and Zhanibek Datbayev. (2011). “Forecasting Counts of User Visits for Online Display Advertising with Prob. Latent Class Models”. International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR) (Poster) (PDF)

Chuan He, Dzung Hong, and Luo Si. (2011). “A Weighted Curve Fitting Method for Result Merging in Federated Search”. International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR) (Poster) (PDF)

Yi Fang, Naveen Somasundaram, Luo Si, Jeongwoo Ko, and Aditya Mathur. (2011). “Analysis of an Expert Search Query Log”. International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR) (Poster) (PDF)

Dzung Hong, Qifang Wang, Dan Zhang and Luo Si (2011). "Query Expansion and Message-passing Algorithms for TREC Microblog Track". (TREC) (PDF)

Yi Fang and Luo Si. "Matrix Co-Factorization for Recommendation with Rich Side Information and Implicit Feedback". In Proceedings of the 2nd International Workshop on Information Heterogeneity and Fusion in Recommender Systems. (PDF)

Qifan Wang and Luo Si. "A Robust One-Class Bayesian Approach for Masquerade Detection". In Proceedings of the 4th ACM Workshop on Security and Artificial Intelligence (AISEC). (PDF)

 

2010

Yi Fang, Luo Si and Aditya Mathur. (2010) "Discriminative Probabilistic Models for Expert Search in Heterogeneous Information Sources."  (Journal of Information Retrieval) 14(2)  (PDF)

Yi Fang, Luo Si and Aditya Mathur. (2010) "Discriminative Graphical Models for Faculty Homepage Discovery"  (Journal of Information Retrieval) 13(6):618-635. (PDF)

Jeongwoo Ko, Luo Si, Eric Nyberg, Teruko Mitamura: Probabilistic models for answer-ranking in multilingual question-answering. ACM Transactions on Information Systems (TOIS). 28(3) (PDF)

Dzung Hong, Luo Si, Paul Bracke, Michael Witt, Tim Juchcinski (2010). "A Joint Probabilistic Classification Model for Resource Selection." Thirty-First Annual International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR) (PDF)

Yi Fang, Luo Si and Aditya Mathur. (2010) "Discriminative Models of Integrating Document Evidence and Document-Candidate Associations for Expert Search." Thirty-First Annual International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR) (To Appear) (PDF)

Bing Shen and Luo Si (2010) "Nonnegative Matrix Factorization Clustering on Multiple Manifolds." Twenty-Fourth Conferences on Artificial Intelligence (AAAI) (PDF)

Suleyman Cetintas, Luo Si, Yan Ping Xin and Casey Hord. "Predicting Correctness of Problem Solving in ITS with a Temporal Collaborative Filtering Approach" Twenty-Fourth Conferences on Artificial Intelligence (ITS) (PDF)

Suleyman Cetintas, Luo Si, Sugato Chakravarty, Hans Peter Aagard, Kyle Bowen. (2010). "Learning to Identify Students' Relevant and Irrelevant Questions in a Micro-Blogging Supported Classroom" Twenty-Fourth Conferences on Artificial Intelligence (ITS) (Short Paper) (PDF)

Yi Fang, Luo Si, Naveen Somasundaram, Salman Al-Ansari, Zhengtao Yu, Yantuan Xian. (201). "Purdue at TREC 2010 Entity Track: a Probabilistic Framework for Matching Types between Candidate and Target Entities". (PDF) (No.1 Group in Entity List Completion Task and No.3 Group in Related Entity Finding Task)

 

2009

Suleyman Cetintas, Luo Si, YanPing Xin, Dake Zhang and Joo Young Park.  (2009). "Detecting Students' Off-Task Behavior in Intelligent Tutoring Systems with Machine Learning Techniques".  IEEE Transactions on Learning Technologies (TLT). (PDF)

Jeongwoo Ko, Luo Si, Eric Nyberg. (2009). "Combining Evidence with a Probabilistic Framework for Answer Ranking and Answer Merging in Question Answering". Information Processing & Management. (IPM). (PDF) (Link).

Mummoorthy Murugesan, Wei Jiang, Chris Clifton, Luo Si and Jaideep Vaidya. (2009). "Efficient Privacy-Preserving Similar Document Detection". The International Journal on Very Large Databases (VLDBJ).  (Link)

Dan Zhang, Luo Si,, Wei Fang, and Tao Li. (2009). "Maximum Margin Multiple Instance Clustering".  International Joint Conference on Artificial Intelligence (IJCAI).(PDF)

Wei Jiang, Mummoorthy Murugesan, Chris Clifton and Luo Si. "t-Plausibility: Semantic Preserving Text Sanitization". 2009 IEEE International Conference on Privacy, Security, Risk and Trust (PASSAT). (PDF)

Suleyman Scetintas Luo Si, and Hao Yaun. (2009). "Learning from Past Queries for Resource Selection". In Proceedings of the 18th International Conference on Information and Knowledge Management (CIKM). (Short Paper) (PDF)

Yi Fang, Luo Si, Zhengtao Yu, Yantuan Xian, Yangbo Xu. (2009). "Entity Retrieval with Hierarchical Relevance Model, Exploiting the Structure of Tables and Learning Homepage Classifiers."  In Proceedings of Text Retrieval Conference (TREC). (PDF (No.1 Group in 2010 TREC Entity Retrieval Tasks by NIST)

Yi Fang, Luo Si, Zhengtao Yu, Yantuan Xian, Yangbo Xu. (2009). "Entity Retrieval with Hierarchical Relevance Model, Exploiting the Structure of Tables and Learning Homepage Classifiers."  In Proceedings of Text Retrieval Conference (TREC). (PDF

Suleyman Scetintas, Luo Si, YanPing Xin, Dake Zhang and Joo Young Park.  (2009). "Learning to Identify Students' Off-Task Behavior in Intelligent Tutoring Systems".  International Conference on Artificial Intelligence in Education. (AIEducation).

Suleyman Scetintas, Luo Si, YanPing Xin, Dake Zhang and Joo Young Park.  (2009). "Text Categorization of Mathematical Word Problems". International Florida Artificial Intelligence Research Society Conference (FLAIRS).  (PDF)

Suleyman Cetintas, Luo Si, Yan Ping Xin and Casey Hord. (2009). "Predicting Correctness of Problem Solving from Low-level Log Data in Intelligent Tutoring Systems." The 2nd International Conference on Educational Data Mining (EDM). (PDF)

Dan Zhang and Luo Si. (2009). "Modeling search response time". Thirtieth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR) (Poster). (PDF)

Yi Fang, Luo Si, Aditya Mathur. (2009). "Learning to Rank Expertise Information in Heterogeneous Information Sources". In SIGIR 2009 Workshop on Learning to Rank for Information Retrieval (SIGIR Workshop).  (PDF)


2008

Mengqiu Wang and Luo Si. (2008). “Discriminative Probabilistic Models for Passage Based Retrieval”, Answering",   In Proceedings of the Thirtieth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. ACM. (SIGIR) (PDF)

Rong Jin, Luo Si and Christina Chan. (2008). “A Bayesian Framework for Knowledge Driven Regression Model in Micro-array Data Analysis”, International Journal of Data Mining and Bioinformatics (IJDMB), 2(3): 250-267, (PDF)

Luo Si, Danni Yu, Daisuke Kihara and Yi Fang (2008). "Combining Gene Sequence Similarity and Textual Information for Gene Function Annotation in the Literature". (Journal of Information Retrieval), 11(5): 283-404, (PDF

Luo Si, Jamie Callan, Suleyman Cetintas and Hao Yuan (2008). "An effective and efficient results merging strategy for multilingual information retrieval in federated search environments". (Journal of Information Retrieval), 11(1): 1-24, (PDF)

Wei Jiang, Mummoorthy Murugensan, Chris Clifton, and Luo Si. (2008). "Similar Document Detection with Limited Information Disclosure", In Proceedings of the 24th IEEE International Conference on Data Engineering (ICDE) (PDF).

Yi Fang, Luo Si and Aditya Mathur, "FacFinder: Search for Expertise in Academic Institutions", Technical Report, SERC-TR-294 and Department of Computer Science, Purdue University 2008. (PDF)

Yi Fang, Luo Si and Aditya Mathur, Dung Trung Hong, and William Pfeifer "Where to find brians in Indiana?", Poster, IT Suumit, Purdue University 2008. (PDF) (Graduate Student Research Award).

 

2007

Jeongwoo Ko, Luo Si and Eric Nyberg. (2007). "A Probabilistic Graphical Model for Joint Answer Ranking in Question Answering" In Proceedings of the Twenty Nineth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. ACM. (SIGIR) (PDF) (Acceptance Rate: 17%)

Suleyman Cetintas and Luo Si.  (2007). "Exploration of the Tradeoff between Effectiveness and Efficiency for Results Merging in Federated Search" In Proceedings of the Twenty Nineth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. ACM. (SIGIR) (PDF) (Poster)

Wei Jiang, Luo Si  and Jing Li (2007). "Protecting Source Privacy in Federated Search" In Proceedings of the Twenty Nineth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. ACM. (SIGIR) (PDF) (Poster)

Jeongwoo Ko, Luo Si and Eric Nyberg. (2007). "A Probabilistic Framework for Answer Selection in Question Answering" Human Language Technologies: The Annual Conference of the North American Chapter of the Association for Computational Linguistics (NAACL-HLT) (Acceptance Rate: 24%) (PDF)

 

2006

Rong Jin, Luo Si, ChengXiang Zhai. (2006). "A study of Mixture Models for Collaborative Filtering" Journal of Information Retrieval. (Journal of Information Retrieval) (PDF).

Luo Si, Rong Jin, Steven C.H. Hoi (2006). "Collaborative Image Retrieval via Regularized Metric Learning"  ACM Multimedia Systems Journal, Special issue on Machine Learning Approaches to Multimedia Information Retrieval. (ACM Multimedia Systems Journal) (PDF).

Thi T. Avrahami, Lawrence Yao, Luo Si and Jamie Callan. (2006). "The FedLemur project: Federated search in the real world" In Journal of the American Society for Information Science and Technology. (JASIST) 57(3) (pp. 347-358).

Jin, R.; Si, L.; Srivastava, S.; Li, Z.; Chan, C. (2006). “A Knowledge Driven Regression Model for Gene Expression and Microarray Analysis”, EMBC Conference Proceedings (IEEE International Conference of the Engineering in Medicine and Biology Society).

Luo Si, Jie Lu and Jamie Callan. (2006). "Combining multiple resources, evidences and criteria for genomic information retrieval." In Proceedings of Text Retrieval Conference (TREC). (PDF)

(No.3 Group in passage retrieval of 2006 TREC Genomics Triage Tasks by NIST)

Hui Yang , Luo Si, Jamie Callan. (2006). "Knowledge Transfer and Opinion Detection in the TREC2006 Blog Track". In Proceedings of Text Retrieval Conference (TREC). (PDF)

 

2005

Luo Si and Jamie Callan. (2005). "Modeling Search Engine Effectiveness for Federated Search" In Proceedings of the Twenty Seventh Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Toronto, Canada: ACM. (SIGIR) (PDF)

Rong Jin, Joyce Y. Chai and Luo Si. (2005). "Learn to Weight Terms in Information Retrieval Using Category Information" In Proceedings of the 22th International Conference on Machine Learning. Bonn, Germany.  (ICML). (PDF)
 
Luo Si and Jamie Callan. (2005). “CLEF2005: Multilingual Retrieval by Combining Multiple Multilingual Ranked Lists” In C. Peters(Ed.), Results of the CLEF2005 cross-language evaluation forum (CLEF). (PDF)
(No.1 in 2005 Cross-lingual Evaluation Formul (CLEF) Multilingual Retrieval Task by European Comission
(No.1 in 2005 Cross-lingual Evaluation Formul (CLEF) Results Merging Task by European Commision)

Luo Si, Tapas Kanungo and Xiangji Huang. (2005). "Boosting Performance of Bio-Entity Recognition by Combining Results from Multiple Systems" WorkShop on Data Mining in Bioinformatics (BioKDD). (PDF)
Jimmy Huang, Ming Zhuo and Luo Si. (2005). “York University at TREC 2005: Genomic Track” In Proceedings of the 2005 Text REtrieval Conference (TREC). (PDF)
(No.1 in 2005 TREC Genomics Adhoc Retrieval Task by NIST
Luo Si and Tapas Kanungo. (2005). “Thresholding Strategies for Text Classifiers: TREC-2005 Biomedical Triage Task Experiments” In Proceedings of the 2005 Text REtrieval Conference (TREC) (PDF)
(2 No.2 in 2005 TREC Genomics Triage Tasks by NIST)
 
Luo Si and Rong Jin. (2005). "Adjusting Mixture Weights of Gaussian Mixture Model via Regularized Probabilistic Latent Semantic Analysis" In Proceedings of the Ninth Pacific-Asia Conference on Knowledge Discovery and Data Mining (PAKDD) . (PDF)

2004

Luo Si and Jamie Callan. (2004). "Unified Utility Maximization Framework for Resource Selection" In Proceedings of the 13th International Conference on Information and Knowledge Management. (CIKM) ACM. (PDF)

Luo Si and Rong Jin. (2004). "Unified Filtering by Combining Collaborative Filtering and Content-Based Filtering via Mixture Model and Exponential Model" In Proceedings of the 13th International Conference on Information and Knowledge Management. (CIKM) ACM. (PDF)

Rong Jin, Joyce Chai and Luo Si. (2004). "Effective Automatic Image Annotation via a Coherent Language Model and Active Learning" In Proceedings of the Twentieth Annual ACM International Conference on Multimedia. (ACM Multimedia) (PDF)

Rong Jin and Luo Si. (2004). "A Bayesian Approach toward Active Learning for Collaborative Filtering" In Proceedings of the Twentieth Conference on Uncertainty in Artificial Intelligence. Banff, Alberta. (UAI) (PDF)

Luo Si and Jamie Callan. (2004). Chapter: "The Effect of Database Size Distribution on Resource Selection Algorithms" In Distributed Multimedia Information Retrieval , LNCS 2924, Springer (An extension of the SIGIR 2003 workshop paper) (LNCS)

Rong Jin, Joyce Zhai and Luo Si (2004)  "An Automated Weighting Scheme for Collaborative Filtering" In Proceedings of the Twenty Sixth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Sheffield, UK: ACM. (SIGIR) (PDF)

Jesse Montgomery, Luo Si, Jamie Callan and David A. Evans. (2004). "Effect of Varying Number of Documents in Blind Feedback" In Proceedings of the Twenty Sixth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Sheffield, UK: ACM. (SIGIR) (PDF)

Rong Jin and Luo Si (2004)  "A Study of Methods for Normalizing User Ratings in Collaborative Filtering" In Proceedings of the Twenty Sixth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Sheffield, UK: ACM. (SIGIR) (PDF)

 

2003

Luo Si and Jamie Callan. (2003). "A Semi-Supervised Learning Method to Merge Search Engine Results" In ACM Transactions on Information Systems , 24(4) (pp. 457-491). ACM (TOIS) (PDF)

Rong Jin, Luo Si, ChengXiang Zhai and Jamie Callan. (2003). "Collaborative Filtering with Decoupled Models for Preferences and Ratings" In Proceedings of the 12th International Conference on Information and Knowledge Management. (CIKM) ACM. (PDF)

Luo Si and Rong Jin. (2003). "Flexible Mixture Model for Collaborative Filtering" In Proceedings of the Twentieth International Conference on Machine Learning. Washington, DC USA. (ICML) (PDF)

Rong Jin, Yan Liu, Luo Si, Jamie Carbonell and Alex Hauptmann. (2003). "A New Boosting Algorithm Using Input-Dependent Regularizer" In Proceedings of the Twentieth International Conference on Machine Learning. Washington, DC USA. (ICML)  (PDF)

Rong Jin, Luo Si and ChengXiang Chai. (2003). "Preference-based Graphic Models for Collaborative Filtering" In Proceedings of the Nineteenth Conference on Uncertainty in Artificial Intelligence. Acapulco, Mexico. (UAI) (PS) (PDF)

Luo Si and Jamie Callan. (2003). "Relevant Document Distribution Estimation Method for Resource Selection" In Proceedings of the Twenty Fifth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Toronto, Canada: ACM. (SIGIR) (PDF)

Luo Si and Jamie Callan. (2003). "The effect of database size distribution on resource selection algorithms." In SIGIR 2003 Workshop on Distributed Information Retrieval . Toronto, Canada: ACM. (SIGIR Workshop on Distributed Information Retrieval) (PS) (PDF)

Luo Si, Jie Lu and Jamie Callan. (2003). "Distributed Information Retrieval With Skewed Database Size Distributions" In Proceedings of the8:36 PM 10/8/2003 NSF's National Conference on Digital Government Research (dg.o2003) (Dg.O) (PS) (PDF)

 

2002

Luo Si, Rong Jin, Jamie Callan and Paul Ogilvie. (2002). "A Language Model Framework for Resource Selection and Results Merging" In Proceedings of the 11th International Conference on Information and Knowledge Management. (CIKM) ACM. (PS) (PDF)

Luo Si and Jamie Callan. (2002). "Using Sampled Data and Regression to Merger Search Engine Results" In Proceedings of the Twenty Fourth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Tampere. Finland: ACM. (SIGIR) (PS)

Rong Jin, Luo Si, Alex G. Hauptmann, Jamie Callan. (2002). "Language Model for IR Using Collection Information" In Proceedings of the Twenty Fourth Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. Tampere. Finland: ACM. (SIGIR) (PS)

 

2001

Luo Si and Jamie Callan. (2001).  "A statistical model for scientific readability." In Proceedings of the 10th International Conference on Information and Knowledge Management. (CIKM) ACM. (PS)

Luo Si and Jamie Callan. (2001).  "Named Entity Recognition"  Technical Report  Language Technology Institute, School of Computer Science, Carnegie Mellon University.

 

2000 and Before:

Luo Si and Qixiu Hu. (2000).  "Two-Stage Speaker Identification System Based On VQ and NBDGMM" ICSLP 2000. (6th International Conference on Spoken Language Processing)  (ICSLP)

Luo Si, Qixiu Hu, Qin Jin. (1999)  "Speaker Identification via FVC" ISSPIS’99 (1999 International Symposium on Signal Processing and Intelligent System)(ISSPIS)

Luo Si, Qixiu Hu, Qin Jin. (1999)  "A Desirable Features Combination Method"  ISSPIS’99 (1999 International Symposium on Signal Processing and Intelligent System)(ISSPIS)

Jin Qin, Si Luo, Hu Qixiu. (1998)  "A High-Performance Text-Independent Speaker Identification System Based On BCDM" ICSLP’1998. (5th International Conference on Spoken Language Processing) (ICSLP)

Luo Si, Qixiu Hu, Qin Jin. (1999)  "An Unsupervised Speaker Segmentation Method During Dialogue" Signal Processing, Vol.15, pp238-241. (Chinese)

Luo Si, Qixiu Hu, Qin Jin. (1999) "A New Distance Estimation and Codebook Training Algorithm for Speaker Recognition" NCMT’1999. (8th National Conference on Multimedia Technology) (Chinese)

Jin Qin, Hu Qixiu Si Luo. (1999) "A New Set of Feathers Based on Non-All-Pole Model" Ncmmsc’1998 (5th National Conference on Man-Machine Speech Communication) (Chinese)

Luo Si, Qixiu Hu, Qin Jin. (1999) "Different Algorithms of BCDM for Speaker Identification" Ncmmsc’1998 (5th National Conference on Man-Machine Speech Communication) (Chinese)

Hu Qixiu and Si Luo. (1997) "A New Noise Reduction Algorithm" NCCIIIA’1997 (3rd National Conference of Intelligent Interface and Intelligent Application). (Chinese)