نتایج جستجو برای: r online

تعداد نتایج: 692397  

2015
Mehmet Barış Horzum

The aim of the study is to investigate online learning students’ perceptions of the community of inquiry according to learning outcomes such as perceived learning, willingness to participate in online learning and satisfaction, demographic variables such as age, gender, department, previous online learning experience and learning approach. In the research cross-sectional survey method was used....

2014
Manlio Del Giudice

Today’s global markets have brought a new definition of the concept of loyalty. If a customer enjoys a continuous purchasing experience with a single supplier, he will develop a behavioural pattern, known as a ‘shopping script’, which may reduce his cognitive effort and optimise purchasing times. The possession of the script and the customer satisfaction inherent in its use, shape the switching...

1993
Andrew W. Senior Frank Fallside

Studies in the psychology of reading indicate that reading probably involves recognising features which are present in letters, such as loops, turns and straight strokes. If this is the case it is likely that recognising these features will be a useful technique for the machine recognition of cursive script. This paper describes a new method of detecting the presence of these features in a curs...

2014
Ondrej Plátek Filip Jurcícek

This paper describes the integration of an on-line Kaldi speech recogniser into the Alex Dialogue Systems Framework (ADSF). As the Kaldi OnlineLatgenRecogniser is written in C++, we first developed a Python wrapper for the recogniser so that the ADSF, written in Python, could interface with it. Training scripts for acoustic and language modelling were developed and integrated into ADSF, and aco...

2017
Giuseppe Casalicchio Jakob Bossek Michel Lang Dominik Kirchhoff Pascal Kerschke Benjamin Hofner Heidi Seibold Joaquin Vanschoren Bernd Bischl

OpenML is an online machine learning platform where researchers can easily share data, machine learning tasks and experiments as well as organize them online to work and collaborate more efficiently. In this paper, we present an R package to interface with the OpenML platform and illustrate its usage in combination with the machine learning R package mlr (Bischl et al, 2016). We show how the Op...

2017
S. Brandt

The competitive analysis of an algorithm Alg consists of two separate steps. First, we show that for an arbitrary problem instance, the result of Alg is asymptotically at most a factor r worse than the the optimal offline result. This yields an upper bound on Alg’s result, that is costAlg ≤ r · costOpt + c. If the task is to show that Alg is constant-competitive for a constant r, then we are do...

1996
Sunita Sarawagi

of this material is permitted. However, permission to reprint/republish this material for advertising or promotional purposes or for creating new collective works for resale or redistribution to servers or lists, or to reuse any copyrighted component of this work in other works must be obtained from the IEEE. Abstract In this paper we discuss indexing methods for On-Line Analytical Processing (...

2004
Patrick Jaillet Michael Wagner

We consider online versions of the Traveling Salesman Problem (TSP) in Euclidean space, where the natural offline problem is the classical TSP with (city) release dates (a city release date is the time after which the city must be served). We analyze in turn the non-negative real line R+, the real line R and finally the general case R. The first part of the paper analyzes the version of the onl...

2011
REBECCA TUSHNET Mark Lemley Mark McKenna Jennifer Rothman

The Lanham Act bars trademark infringement and false advertising in nearly identical and often overlapping language. In some circumstances, courts have interpreted the two provisions in the same way, but in other areas there has been significant doctrinal divergence, often to the detriment of the law. This Article argues that each branch of the Lanham Act offers important lessons for the other....

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