نتایج جستجو برای: relevance based language models

تعداد نتایج: 3883993  

2010
Claudio Cioffi-Revilla J. Daniel Rogers Atesmachew Hailegiorgis

In recent years the interdisciplinary field of computational social science (CSS) has developed theory and research for developing spatial “agent-based” social simulation (SABSS) models of human societies situated in ecosystems that often comprise land cover and climate. This paper explains the needs and demand for GIS in these types of agent-based models, with an emphasis on models applied to ...

2005
Ge Yu Xiaoguang Li Yubin Bao Daling Wang

To evaluate document-to-document relevance is very important to many advanced applications such as IR, text mining and natural language processing. Since it is very hard to define document relevance in a mathematic way on account of users’ uncertainty, the concept of topical relevance is widely accepted by most of research fields. It suggests that a document relevance model should explain wheth...

Journal: :Proceedings of the Institute for System Programming of RAS 2015

Journal: :Proceedings of the ... International Florida Artificial Intelligence Research Society Conference 2023

In this paper, we compare the performance of four models in a retrieval based question answering dialogue task on two moderately sized corpora (~ 10,000 utterances). One model is statistical and uses cross language relevance while others are deep neural networks utilizing BERT architecture along with different methods. The has previously outperformed LSTM similar whereas been proven to perform ...

2010
Ting Qian T. Florian Jaeger

We formally derive a mathematical model for evaluating the effect of context relevance in language production. The model is based on the principle that distant contextual cues tend to gradually lose their relevance for predicting upcoming linguistic signals. We evaluate our model against a hypothesis of efficient communication (Genzel and Charniak’s Constant Entropy Rate hypothesis). We show th...

2015
Daniel Valcarce Javier Parapar Alvaro Barreiro

Language Models have been traditionally used in several fields like speech recognition or document retrieval. It was only recently when their use was extended to collaborative Recommender Systems. In this field, a Language Model is estimated for each user based on the probabilities of the items. A central issue in the estimation of such Language Model is smoothing, i.e., how to adjust the maxim...

پایان نامه :وزارت علوم، تحقیقات و فناوری - پژوهشگاه علوم انسانی و مطالعات فرهنگی - دانشکده ادبیات، زبانهای خارجی و تاریخ 1391

abstract english language learning in iran has become significant in recent years, and english has been included in the curriculum of iranian schools and universities, and considerable attention has been paid to this language in our society. nevertheless, teaching and learning english in iranian schools has not been able to satisfy the specified goals, so different efl institutes have been est...

2016
Ronan Cummins Helen Yannakoudakis Ted Briscoe

The automated scoring of second-language (L2) learner text along various writing dimensions is an increasingly active research area. In this paper, we focus on determining the topical relevance of an essay to the prompt that elicited it. Given the burden involved in manually assigning scores for use in training supervised prompt-relevance models, we develop unsupervised models and show that the...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده برق و کامپیوتر 1392

abstract nowadaysphotovoltaic solar cells (pvs) areacknowledged the fastest growing energy technology in the word, however, they only account for only fraction of current global renewable energy capacity. it isrecognized that this incomplete market penetration has been largely a result of the technology’sexcessive cost. so researchers are trying to find innovative, economic way with theaim of ...

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