a data mining approach to diagnostic debugging

Báo cáo khoa học: "Learning to Tell Tales: A Data-driven Approach to Story Generation" doc

Báo cáo khoa học: "Learning to Tell Tales: A Data-driven Approach to Story Generation" doc

... LREC Las Palmas, Gran Canaria, pages 1499–1504 Callaway, Charles B and James C Lester 2002 Narrative prose generation Artificial Intelligence 2(139):213–252 Chambers, Nathanael and Dan Jurafsky ... children’s stories (see Figure for an example) These stories exhibit several recurrent patterns and are thus amenable to a data- driven approach Although they have limited vocabulary and nonelaborate ... building a database of characters and their actions is merely the first step towards creating an automatic story generator The latter must be able to select which information to include in the story,...

Ngày tải lên: 30/03/2014, 23:20

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Báo cáo khoa học: "A multi-staged approach to identifying complex events in textual data" ppt

Báo cáo khoa học: "A multi-staged approach to identifying complex events in textual data" ppt

... phrase vocabulary, the distance to the target head, and local context (words and phrases) Our initial evaluation of this approach has given us encouraging first results Based on a hand-annotated ... convenient to adapt the Alembic name tagger by manual hill climbing Because this tagger was originally designed for a similar newswire task, we were able to make the port using relatively small amounts ... events or relations, we took this opportunity to develop a trainable approach Recent work has begun to address relation and event extraction through trainable means, chiefly SVM classification (Zelenko...

Ngày tải lên: 08/03/2014, 21:20

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agile analytics a value-driven approach to business intelligence and data warehousing

agile analytics a value-driven approach to business intelligence and data warehousing

... Analysis Visualizaion Reports ETL OLAP Flat Files EII External Data Scorecards & Dashboards Data Marts Metadata Management Figure 1.1 Classical data warehouse architecture Data Mining 14 CHAPTER INTRODUCING ... the data model was a replication of parts of one of the legacy operational databases This replicated database did not include any data scrubbing and was wrapped in a significant amount of custom ... operational data store or an enterprise information integration (EII) repository that acts as a system of record for all relevant operational data The integration database is typically based on a...

Ngày tải lên: 29/05/2014, 13:56

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Báo cáo khoa hoc:" A quasi-score approach to the analysis of ordered categorical data via a mixed heteroskedastic threshold model" pdf

Báo cáo khoa hoc:" A quasi-score approach to the analysis of ordered categorical data via a mixed heteroskedastic threshold model" pdf

... Marginal likelihood and Bayesian approaches to the analysis of heterogeneous residual variances in mixed linear Gaussian models, Comput Stat Data Anal 13 (1992) 291-305 [15] Foulley J.L., Quaas ... to be a natural alternative to the MAP approach proposed by Foulley and Gianola !8! The main advantage of the MAP approach lies in both its conceptual and computational simplicity Part of this ... variance-covariance matrix of data by a Taylor expansion about small intra-class correlations Moreover, as pointed out by Knuiman and Laird !27!, u solutions to equation (26) have no clear justification An...

Ngày tải lên: 09/08/2014, 18:21

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Báo cáo y học: "A blind deconvolution approach to high-resolution mapping of transcription factor binding sites from ChIP-seq data" pps

Báo cáo y học: "A blind deconvolution approach to high-resolution mapping of transcription factor binding sites from ChIP-seq data" pps

... were aligned Reads were aligned as described in [3] GABP ChIP-seq dataset ChIP-seq data for the GABP transcription factor in humans was obtained from Valouev and associates [4] This dataset contains ... Valencia, CA, USA) The DNA was blunted, and adapters were ligated to each end to facilitate Solexa sequencing PCR was then used specifically to enrich for DNA fragments with adapter molecules ligated ... Initial peak shape estimation We make an initial estimate of the shape of an enrichment profile as follows We aim to select a pulse that is strong (of large amplitude) and narrow, such as to select...

Ngày tải lên: 09/08/2014, 20:21

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báo cáo khoa học: " Development of a novel data mining tool to find cis-elements in rice gene promoter regions" pdf

báo cáo khoa học: " Development of a novel data mining tool to find cis-elements in rice gene promoter regions" pdf

... J, Nakamura M, Hirozane-Kishikawa T, Kanagawa S, Arakawa T, Takahashi-Iida J, Murata M, Ninomiya N, Sasaki D, Fukuda S, Tagami M, Yamagata H, Kurita K, Kamiya K, Yamamoto M, Kikuta A, Bito T, ... A [TC]G [AT ]A [CT]CT AATATATTT TGTCTC TGACGTGG CCA [ACGT]TG CACCC CC [AT]{6}GG AATAAA [CT]AAA CGTG [TC]G [GC] [GC] [GA]CGCC AGCCGCC CCAAT TATA [AT ]A [TA]AAAG CA [ACGT] [ACGT]TG HSF Helix-turn-helix(HTH) ... corresponding to Aux/IAA genes Motif Transcription Factor Family*1 ([ACGT]GAA [ACGT]){3} TGACAGGT CCAC [AC ]A [ACGT] [AC] [ACGT] [CT] [AC] GG [ACGT]CCCAC GTGG [ACGT]CCC CAACA [ACGT]*CACCTG A [TC]G [AT ]A [CT]CT...

Ngày tải lên: 12/08/2014, 05:20

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A model driven approach to imbalanced data learning

A model driven approach to imbalanced data learning

... training data and testing data are balanced The assumption of total accuracy gives equal weight to each class in the data However, neither assumption is valid anymore in imbalanced data In an ... approaches have been shown to be equivalent to data sampling approaches Some other approaches make additional assumptions For example, a popular approach is cost xi sensitive learning which assigns ... fails the traditional data learners We then review the existing approaches to address the data imbalanced problem in Chapter 4, including the algorithmic level approaches and the data level approaches...

Ngày tải lên: 10/09/2015, 15:53

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A real time approach to process control  2ed

A real time approach to process control 2ed

... importantly, it presents these concepts as fundamentals of chemical engineering For undergraduate programs looking to transition away from the traditional mathematical-based approach to a more applied, ... scheme and load variables much as the operator of a plant observes the behaviour of an actual plant Dynamic simulation allows for the comparison of several candidate control strategies and assesses ... that makes it easy to use and learn, yet still be applicable to a broad range of applications and users The criteria include the following: r Easy to use and learn It must have an intuitive and...

Ngày tải lên: 01/01/2014, 17:44

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Tài liệu A Public Health Approach to Children’s Mental Health - A Conceptual Framework pdf

Tài liệu A Public Health Approach to Children’s Mental Health - A Conceptual Framework pdf

... mental health and Ensuring Quality, Access, and Sustainability Gathering and Analyzing Data to Drive Decisions Assessing A Conceptual Framework for a Public Health Approach to Children’s Mental ... 50 A Public Health Approach to Children’s Mental Health: A Conceptual Framework iii TABLE OF CONTENTS CHAPTER 4: Applying a Public Health Approach to Children’s Mental Health 51 Values and Principles ... array of mental health interventions that are needed to serve all children It can serve as an organizational tool to help collaborators develop a comprehensive, coordinated public health approach...

Ngày tải lên: 12/02/2014, 12:20

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Tài liệu A Client-Centered Approach to Reproductive Health: A Trainer’s Manual docx

Tài liệu A Client-Centered Approach to Reproductive Health: A Trainer’s Manual docx

... Having said that, the fundamentals of participatory training are repeated and reinforced throughout the manual as a reminder, and to encourage those who may have had less advanced training to ... manual in training programs will change providers’ orientation such that they are able to treat a client as an individual person rather than as a patient, a case, or a number However, a sustained ... Tasneem and Tayyaba Gul were also an essential part of the core team during earlier trainings in Sargodha The manual was edited earlier by Mary D’Souza It was later transformed into the shape of a...

Ngày tải lên: 13/02/2014, 10:20

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Tài liệu Báo cáo khoa học: "A Ranking-based Approach to Word Reordering for Statistical Machine Translation" doc

Tài liệu Báo cáo khoa học: "A Ranking-based Approach to Word Reordering for Statistical Machine Translation" doc

... integrated into a phrasebased decoder serving as additional distortion features We evaluated our approach on large-scale Japanese-English and English-Japanese machine translation tasks, and experimental ... Experiments To test our ranking reorder model, we carry out experiments on large scale English -To- Japanese, and Japanese -To- English translation tasks 5.1 Data 5.1.1 Evaluation Data We collect 3,500 Japanese ... rest 75% as test data (auto) We sample a small corpus (575 sentence pairs) and manual alignment (man-small) We denote the automatic alignment for these 575 sentences as (auto-small) From Table 3,...

Ngày tải lên: 19/02/2014, 19:20

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Tài liệu Báo cáo khoa học: "A Fully Bayesian Approach to Unsupervised Part-of-Speech Tagging∗" docx

Tài liệu Báo cáo khoa học: "A Fully Bayesian Approach to Unsupervised Part-of-Speech Tagging∗" docx

... no gold standard available Luckily, the Bayesian approach allows us to automatically select values for the hyperparameters by treating them as additional variables in the model We augment the ... hyperparameters to encourage some degree of sparsity in all clusters Conclusion In this paper, we have demonstrated that, for a standard trigram HMM, taking a Bayesian approach to POS tagging dramatically ... parameters θ, some observed variables w (the linguistic input), and some latent variables t (the hidden structure) The goal is to assign appropriate values to the latent variables Standard approaches...

Ngày tải lên: 20/02/2014, 12:20

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Tài liệu Báo cáo khoa học: "A Feature Based Approach to Leveraging Context for Classifying Newsgroup Style Discussion Segments" pptx

Tài liệu Báo cáo khoa học: "A Feature Based Approach to Leveraging Context for Classifying Newsgroup Style Discussion Segments" pptx

... scheme that novel thread based features have a greater and more consistent impact on classification performance Data and Coding We make use of an available annotated corpus of discussion data where ... finite-state automaton that only has two states The automaton is set to initial state (q0) at the top of a message It makes a transition to state (q1) when it encounters a quoted span of text ... significant difference between Base+Thread and Base+AllContext 4.2 Conclusions We have described work towards an approach to conversation summarization where an assessment of conversational quality along...

Ngày tải lên: 20/02/2014, 12:20

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A logic-programming approach to network security analysis potx

A logic-programming approach to network security analysis potx

... logic-programming language Datalog [11] Datalog is a syntactic subset of Prolog, so the specification is also a program that can be loaded into a standard Prolog environment and executed Datalog has a ... facts, and the deductive engine is implemented as a Datalog program that runs on the inputs from the database The Datalog facts representing the original database are called the extensional database ... rule can be applied to any vulnerability that matches the pattern An underscore-led variable such as AttackSrc is an anonymous variable in Datalog — one that appears only once in a clause, and...

Ngày tải lên: 05/03/2014, 21:20

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A Knowledge-Based Approach to Network Security: Applying Cyc in the Domain of Network Risk Assessment pptx

A Knowledge-Based Approach to Network Security: Applying Cyc in the Domain of Network Risk Assessment pptx

... that grant the attacker local access 3.2 Planner Cyc’s planner is a variant of SHOP, an efficient hierarchical task network planner [Nau et al 1999] The planning domain is a representation of actions ... attack plans generated For example, a user can state the goal “An external user with no initial access gains administrator/root access to target.mynetwork.net.” The user then examines the plans ... indicates it is a specialization of ConceptualWork, the collection of deliberately created things that lack a location in space but have a beginning in time and an associated abstract information...

Ngày tải lên: 05/03/2014, 23:20

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New directions Consumer goods companies hone a cross-channel approach to consumer marketing ppt

New directions Consumer goods companies hone a cross-channel approach to consumer marketing ppt

... Our ability to capture and analyse large data sets (eg, “big data ) has improved our efforts to attract and retain customers 27 45 21 11 We are very effective at leveraging customer data and ... media data separate from retail and consumer demand signals United Kingdom 20 United Arab Emirates We bring social media data into our demand signal repository (DSR) 13 Canada We don’t have a demand ... States of America 22 We are exploring integration of social media data with our retail and consumer demand signals (eg data stored in our DSR) India 31 17 Our strategy is to manage social media...

Ngày tải lên: 07/03/2014, 10:20

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Báo cáo khoa học: "A Nonparametric Bayesian Approach to Acoustic Model Discovery" docx

Báo cáo khoa học: "A Nonparametric Bayesian Approach to Acoustic Model Discovery" docx

... model learns the proper size from the training data directly Instead of segmenting utterances, the authors of (Varadarajan et al., 2008) trained a single state HMM using all data at first, and then ... acoustic characteristics of a language automatically and is able to produce an acoustic model that outperforms a language-mismatched acoustic model trained with high supervision Table shows that our ... The authors would like to thank Hung-an Chang and Ekapol Chuangsuwanich for training the English and Thai acoustic models Thanks to Matthew Johnson, Ramesh Sridharan, Finale Doshi, S.R.K Branavan,...

Ngày tải lên: 07/03/2014, 18:20

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Báo cáo khoa học: "A Two-step Approach to Sentence Compression of Spoken Utterances" pdf

Báo cáo khoa học: "A Two-step Approach to Sentence Compression of Spoken Utterances" pdf

... demonstrate that training in the reranking module can be tailed to the evaluation metrics to optimize system performance Corpus Sentence Compression Approach Our compression approach has two steps: ... global solutions, such as machine translation (Wang et al., 2007), parsing (Charniak and Johnson, 2005), and disfluency detection (Zwarts and Johnson, 2011) We use a maximum Entropy reranker to ... material are those of the authors and not necessarily reflect the views of DARPA or NSF References Eugene Charniak and Mark Johnson 2005 Coarse -to ne n-best parsing and maxent discriminative reranking...

Ngày tải lên: 07/03/2014, 18:20

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Báo cáo khoa học: "A Syntax-Free Approach to Japanese Sentence Compression" potx

Báo cáo khoa học: "A Syntax-Free Approach to Japanese Sentence Compression" potx

... {λg , λh } is a parameter vector In Japanese, the main subject of a sentence usually appears at the beginning of the sentence (BOS) and the main verb phrase almost always appears at the end of ... compression: A comparison across domains, training requirements and evaluation measures In Proc of the 21st COLING and 44th ACL, pages 377–384 C Hori and S Furui 2003 A new approach to automatic speech ... 2007; Hori and Furui, 2003; Clarke and Lapata, 2006) Nomoto (2007) and McDonald (2006) employed the random field based approach Hori et al (2003) and Clarke et al (2006) employed the linear model...

Ngày tải lên: 08/03/2014, 00:20

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Báo cáo khoa học: "Distributed Listening: A Parallel Processing Approach to Automatic Speech Recognition" pot

Báo cáo khoa học: "Distributed Listening: A Parallel Processing Approach to Automatic Speech Recognition" pot

... grammar consists of known utterances that can be made by the user The unigram grammar is stored in a phrase database The grammar is organized according to individual words and phrases Each phrase ... Track, 176 San Francisco, California, SpeechTEK West, pp – 10 Jurafsky, D & Martin, J., Speech and Language Processing, Prentice Hall, 2000 Natural Language Software Registry, [Online] Available: ... goal of Distributed Listening research is to take a unique approach in order to enhance the success of the traditional approaches to speech recognition The approach of Distributed Listening directly...

Ngày tải lên: 08/03/2014, 01:20

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