نتایج جستجو برای: lsi

تعداد نتایج: 2009  

1996
Michael L. Littman Susan T. Dumais Thomas K. Landauer

We describe a method for fully automated cross-language document retrieval in which no query translation is required. Queries in one language can retrieve documents in other languages (as well as the original language). This is accomplished by a method that automatically constructs a multi-lingual semantic space using Latent Semantic Indexing (LSI). We present strong preliminary test results fo...

Journal: :Journal of critical care 2013
Leopoldo C Cancio Andriy I Batchinsky William L Baker Corina Necsoiu José Salinas Ary L Goldberger Madalena D Costa

PURPOSE We found that heart rate (HR) complexity metrics such as sample entropy (SampEn) identified patients with trauma receiving lifesaving interventions (LSIs). We now aimed (1) to test a multiscale entropy (MSE) index, (2) to compare it to single-scale measures including SampEn, and (3) to assess different parameter values for calculation of SampEn and MSE. METHODS This was a study of com...

2004
Nicholas Adelman Marin Simina

In recent years, Latent Semantic Indexing (LSI) has been recognized as an effective tool for Information Retrieval in text documents. The level of “granularity” in LSI (i.e. whether LSI is performed on documents, paragraphs, sentences, phrases, etc.) is somewhat of a limiting factor, in that LSI comparisons can only be made at the level of granularity chosen. Here we argue that, as long as a re...

Journal: :Optics express 2008
Haiying Cheng Yumei Yan Timothy Q Duong

Temporal-statistical analysis of laser-speckle image (TS-LSI) preserves the original spatial resolution, in contrast to conventional spatial-statistical analysis (SS-LSI). Concerns have been raised regarding the temporal independency of TS-LSI signals and its insensitivity toward stationary-speckle contamination. Our results from flow phantoms and in vivo rat retinas demonstrated that the TS-LS...

Journal: :IEEJ Transactions on Electronics, Information and Systems 1987

1998
Shuji Takahashi Masato Edahiro Yoshihiro Hayashi

 As the interconnection delays control the LSI performance, the LSI performance estimation at higher design level becomes more difficult. In this paper a new LSI performance model for the estimation is described, which is made up by adopting a new clock-skew model to the SUSPENS (Stanford University System Performance Simulator) model. Using the model, it is cleared that a specific block size,...

Journal: :پژوهش ادبیات معاصر جهان 0
رضا نجاتی داود برزآبادی فراهانی

educators have been preoccupied with individual differences in learning for quite a long time. one way of addressing these differences has been a focus on learning styles. understanding students’ learning styles is important for the quality of instructional design. a major problem in measuring the learning styles of learners of english as a foreign language (efl) is the development of a valid a...

Journal: :Critical care medicine 2010
Caroline A Rickards Kathy L Ryan David A Ludwig Victor A Convertino

OBJECTIVE To determine whether heart period variability provides added value in identifying the need for lifesaving interventions (LSI) in individual trauma patients with normal standard vital signs upon early medical assessment. DESIGN Retrospective database review. SETTING Helicopter transport to Level 1 trauma center and first 24 hrs of in-hospital care. PATIENTS Prehospital trauma pat...

Journal: :Journal of biomedical optics 2018
Ben Lertsakdadet Bruce Y Yang Cody E Dunn Adrien Ponticorvo Christian Crouzet Nicole Bernal Anthony J Durkin Bernard Choi

Laser speckle imaging (LSI) is a wide-field optical technique that enables superficial blood flow quantification. LSI is normally performed in a mounted configuration to decrease the likelihood of motion artifact. However, mounted LSI systems are cumbersome and difficult to transport quickly in a clinical setting for which portability is essential in providing bedside patient care. To address t...

Journal: :The Journal of orthopaedic and sports physical therapy 2011
Abdullah M Alqarni Anthony G Schneiders Paul A Hendrick

STUDY DESIGN Systematic literature review. OBJECTIVES To evaluate the diagnostic accuracy of clinical tests used to diagnose patients with structural lumbar segmental instability (LSI). BACKGROUND Patients with structural LSI represent an important, identifiable subgrouping of individuals with low back pain. Numerous clinical tests have been proposed to diagnose structural LSI; however, dat...

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