Hierarchical Retrieval pdf

Ngày tải lên: 14/12/2013, 12:15

... opinion retrieval. We then illu- strate the limitations of current opinion retrieval approaches, and analyze the motivation of our method. 2.1 Formal Description of Problem Opinion retrieval ... opinion retrieval. The rest of the paper is organized as follows. In Section 2, we describe the motivation of our approach. Section 3 presents a novel unified graph-based model for opi...

Ngày tải lên: 20/02/2014, 04:20

... experi- ments in which we tested different kinds of features for retrieval of Chinese opinionated texts. We assume that the task of retrieval of opinionated texts (OIR) can be regarded as a subtask ... described in this paper uses the information retrieval (IR) paradigm which has also been used by some researchers. Several sentiment information retrieval models were proposed in the fr...

Ngày tải lên: 20/02/2014, 12:20

... INFORMATION RETRIEVAL N.J. Belkin, B.G. Michell, and D.G. Kuehner University of Western Ontario The representation of whole texts is a major concern of the field known as information retrieval ... retrieval (IR), an impor- taunt aspect of which might more precisely be called 'document retrieval& apos; (DR). The DR situation, with which we will be concerned, is, in general,...

Ngày tải lên: 21/02/2014, 20:20

... In fact, document retrieval differs from sentence retrieval in many ways. Thus, traditional docu- 97 ment retrieval approaches, when implemented in the service of sentence retrieval, cannot ... sentence retrieval effectiveness. 1 Introduction Sentence retrieval is to retrieve sentences in re- sponse to certain requirements. It has been widely applied in many tasks, such as pas...

Ngày tải lên: 08/03/2014, 02:21

... could be very inecient. 2.3 Hierarchical signaling In a traditional hierarchical network like the tradi- tional telephone network 11], user addresses are orga- nized hierarchically.Each SP has ... level bottlenecks. 3 Virtually hierarchical signaling 3.1 Virtually hierarchical system The main disadvantage of a traditional hierarchi- cal network is that it restricts the network topol...

Ngày tải lên: 24/08/2012, 21:13

... 1207 ® Telecommunications Soneplex Broadband and Soneplex Loop Extender Systems Alarm/Performance Remote Retrieval Options This application note provides detailed alternatives for transporting the Soneplex Broadband ... Mbps) DS3 2B1Q H L X R Q L X P H L X R X.25 TBOS EIA- 422 EIA- 232 CRAFT INTERFACE 10 Alarm/Performance Remote Retrieval Options Application Note 1207 Figure 11 If th...

Ngày tải lên: 21/12/2013, 06:19

... designed from top-down until all modules are defined in terms of leaf cells. To illustrate these hierarchical modeling concepts, let us consider the design of a negative edge-triggered 4-bit ripple ... Ripple Carry Counter Figure 2-4. T-flipflop Thus, the ripple carry counter is built in a hierarchical fashion by using building blocks. The diagram for the design hierarchy is sho...

Ngày tải lên: 24/12/2013, 11:17

... sequence ˆ Θ = { ˆ θ } con - sists of a set of hierarchical event elements ˆ θ each describing a patte rn of even ts or of demand which is repeated peri- odically. The hierarchical event elements are described ... condition 2 does not reduce the space of event patterns that can be modele d by a hierarchical event sequ ence. Lemma 4: A hierarchical event sequence element ˆ θ that does...

Ngày tải lên: 19/02/2014, 18:20

... 2010. c 2010 Association for Computational Linguistics Better Filtration and Augmentation for Hierarchical Phrase-Based Translation Rules Zhiyang Wang † Yajuan L ¨ u † Qun Liu † Young-Sook Hwang ‡ † Key ... yshwang@sktelecom.com Abstract This paper presents a novel filtration cri- terion to restrict the rule extraction for the hierarchical phrase-based translation model, where a bilingual...

Ngày tải lên: 20/02/2014, 04:20