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Document normalization revisited
2002
Proceedings of the 25th annual international ACM SIGIR conference on Research and development in information retrieval - SIGIR '02
Cosine Pivoted Document Length Normalization has reached a point of stability where many researchers indiscriminately apply a specific value of 0.2 regardless of the collection. ...
Our efforts, however, demonstrate that applying this specific value without tuning for the document collection degrades average precision by as much as 20%. ...
Introduction The cosine measure normalizes document length so that long documents are not favored simply because they have more terms. ...
doi:10.1145/564376.564454
dblp:conf/sigir/ChowdhuryMGF02
fatcat:s735bbeeafahtauv3ygnyp727y
Stationary reaction-diffusion systems in \begin{document}$ L^1 $\end{document} revisited
2018
Discrete and Continuous Dynamical Systems. Series S
As a consequence, the trace of ∇u k on ∂Ω is well defined in L 1 (∂Ω) N (at least) and therefore the trace of ∂ ν u k = ∇u k · ν is well defined as well (ν= unit exterior normal to ∂Ω). ...
doi:10.3934/dcdss.2020355
fatcat:r4m3l4xgfjcmvi3gw33a2hcbmi
Revisiting read wear
2009
Proceedings of the 27th international conference on Human factors in computing systems - CHI 09
In this paper, we show that people frequently return to previously-visited regions within their documents, and that scrollbars can be enhanced to ease this task. ...
Our analysis shows that region revisitation is a common activity that can be supported with relatively short recency lists. ...
tools other than the normal scrollbar are used very little, and that short recency lists can contain most locations that people will revisit. 2. ...
doi:10.1145/1518701.1518957
dblp:conf/chi/AlexanderCFGG09
fatcat:yftm7jbkjvcdpo32s2bvu4en2i
Implicit bookmarking: Improving support for revisitation in within-document reading tasks
2013
International Journal of Human-Computer Studies
We explore improving support for revisitation in documents by automatically generating bookmarks based on users' reading history. ...
After showing that dwell time and number of visits are not appropriate for predicting revisitations in documents, we model the high-level reading task as a sequence of reading blocks and recognize long-distance ...
Right: revisit possibility as a measure of normalized dwell time.
Fig. 5 : 5 Statistics on block length and block span of real usage data. ...
doi:10.1016/j.ijhcs.2012.10.012
fatcat:sgsvl5gtuvebdkuongt3qqvlna
Incorporating revisiting behaviors into click models
2012
Proceedings of the fifth ACM international conference on Web search and data mining - WSDM '12
If a user clicks on a higher ranked document after having clicked on a lower-ranked one, we call this scenario a revisiting pattern, and we believe that the revisiting patterns are important signals regarding ...
The experimental results show that the THCM model achieves a significant improvement in the Normalized Discounted Cumulative Gain (NDCG), the click perplexity and click distributions metrics. ...
Given a position i, it may be examined from the (i-1)-th document, and also be revisited from lower documents. ...
doi:10.1145/2124295.2124334
dblp:conf/wsdm/XuLZMR12
fatcat:ykmvilihd5ervdqizjth43jlum
Semantic History Map: Graphs Aiding Web Revisitation Support
2010
2010 Workshops on Database and Expert Systems Applications
We present a novel approach intended to reduce user effort required to retrieve and/or revisit previously discovered information by exploiting web search and navigation history. ...
The Map semantically organizes a user's browsing history (with the help of the Delicious folksonomy) and enables him to quickly recall information distributed over several documents and/or sessions. ...
Alice can navigate the map in order to revisit or reconstruct information distributed among several documents or sessions in the past. ...
doi:10.1109/dexa.2010.55
dblp:conf/dexaw/SimkoTB10
fatcat:xrg6hzhuejc3hnh26pch42ktby
Pediatric Constipation in the Emergency Department
2014
Journal of Pediatric Gastroenterology and Nutrition - JPGN
Secondary objectives focused on assessing other predictors of ED revisits. ...
Results: A total of 3592 visits were included; 6% (n ¼ 225) were associated with a revisit. ...
''normal,'' ''small,'' ''moderate,'' and ''large'' (10) . ...
doi:10.1097/mpg.0000000000000402
pmid:24796805
fatcat:nfkaq7vcifb75dv3q76orla3ga
Coronary physiology revisited
2017
Netherlands Heart Journal
clinical decision-making in the absence of documentation of myocardial ischaemia. ...
These non-flow limiting lesions are not causing myocardial ischaemia and the prognosis is not distinctive from patients with normal haemodynamic characteristics, i. e. a normal FFR and a normal coronary ...
doi:10.1007/s12471-017-0982-3
pmid:28421467
pmcid:PMC5435620
fatcat:lfkspyntavfixplkf6kc5udufy
Substance-related problems in patients visiting an urban Canadian emergency department
2008
CJEM: Canadian Journal of Emergency Medical Care
a total of 2150 revisits (mean 0.47 revisits/patient, p < 0.001). ...
Data was collected on demographics, documentation of problematic substance use and whether the ED visit was due to substance problems. ...
Of the 600 patients with documented substance problems, 161 (26.8%) had at least 1 revisit, compared with 975 of 4588 patients without substance problems (21.3%, p = 0.002). ...
doi:10.1017/s1481803500010101
fatcat:ptarly3bdbcwjlu5vtijgd65di
Unsupervised linear score normalization revisited
2012
Proceedings of the 35th international ACM SIGIR conference on Research and development in information retrieval - SIGIR '12
We give a fresh look into score normalization for merging result-lists, isolating the problem from other components. ...
a Normal. ...
documents). ...
doi:10.1145/2348283.2348519
dblp:conf/sigir/MarkovAC12
fatcat:6zrvba5vsbhlddjwx6c3qoymyi
What Does a "Normal" Human Genome Look Like?
2011
Science
Like the Constitution of the United States, the human genome turned out to be a sparse document, containing fewer genes than expected. ...
In retrospect, this point leaps out as most signifi cant: 2001 marked the issuance of a founding document, a biological living constitution that remakes how we, as individuals and species, interpret our ...
What Does a "Normal" Human Genome Look Like? Maynard V. ...
doi:10.1126/science.1203236
pmid:21330527
fatcat:bm3m2b22ijgo3lr22rhqun7yim
Nature's top 100 revisited
2015
Journal of the Association for Information Science and Technology
This letter argues that such a list should not be produced on the base of bare citation counts, but normalized bibliometric indicatorsthe standard in bibliometrics. ...
The search was restricted to articles and reviews; it is not clear which document types Van Noorden, et al. (2014) considered. ...
The great difference between both lists underlines the necessity to use normalized indicatorsas it is the standard in professional bibliometrics. ...
doi:10.1002/asi.23554
fatcat:u6qvtcojarc7vhv54pekbnjet4
Professor Stigler Revisited
1964
The journal of business
It was, in every sense of the word, a public document. ...
The usual risks assumed by any author who exposes his work to public view ap- ply here with even more than normal force. The Report was directed by con- gressional mandate. ...
doi:10.1086/294721
fatcat:uh36poxkhjehxlyhzjaoenltcy
Nature's top 100 Re-revisited
2015
Journal of the Association for Information Science and Technology
and linkage of different versions of the same documents. ...
Nature's Top 100 Re-Revisited
Abstract: To mark the 50th anniversary of the Science Citation Index, Nature published a list of the 100 most-cited papers of all time. ...
doi:10.1002/asi.23570
fatcat:bwgb433y5ncohcj7ykwpsqvaoe
Implementation of a Process for Initiating Naltrexone in Patients Hospitalized for Alcohol Detoxification or Withdrawal
2018
Journal of Hospital Medicine
The contraindications to naltrexone we included were (1) concurrent opioid use, (2) documented cirrhosis, and/or (3) liver function tests greater than 3 times the upper limit of normal by the time of hospital ...
Subgroup Analysis Postintervention patients who were documented to have counseling about naltrexone before discharge had significantly lower unadjusted rates of ED revisit (9.7% vs 35.7%; P = .001) and ...
doi:10.12788/jhm.2900
pmid:29364992
fatcat:jmc55z26rjaklgm7lrkzbkzkr4
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