Full Name
EGGHE, Leo
Email
leo.egghe@uhasselt.be
 
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Publications

Results 141-210 of 310 (Search time: 0.002 seconds).

Issue DateTitleContributor(s)TypeCat.
1412005Power laws in the information production process: Lotkaian informetricsEGGHE, LeoBookB1
1422005Classical retrieval and overlap measures such as Jaccard's coefficient, Salton's cosine measure and the Dice coefficient satisfy the requirements for rankings based upon a Lorenz curve.EGGHE, Leo; ROUSSEAU, RonaldPreprintO
1432005On the relation between the Maximum Entropy Principle and the Principle of Least EffortEGGHE, Leo; Lafouge, T.Journal ContributionA1
1442005Journal diffusion factors and their mathematical relations with the number of citations and with the impact factorEGGHE, LeoProceedings PaperC1
1452005The power of power laws and an interpretation of Lotkaian informetric systems as self-similar fractalsEGGHE, LeoJournal ContributionA1
1462005Zipfian and Lotkaian continuous concentration theoryEGGHE, LeoJournal ContributionA1
1472005The exact rank-frequency function and size-frequency function of N-grams and N-word phrases with applicationsEGGHE, LeoJournal ContributionA1
1482005Relations between the continuous and the discrete Lotka power functionEGGHE, LeoJournal ContributionA1
1492005The share of items of highly productive sources in function of the size of the systemEGGHE, LeoJournal ContributionA1
1502005An explanation of disproportionate growth using linear 3-dimensional informetrics and its relation with the fractal dimensionEGGHE, LeoJournal ContributionA1
1512005A characterization of the law of Lotka in terms of samplingEGGHE, LeoJournal ContributionA1
1522005Expansion of the field of informetrics: Origins and consequencesEGGHE, LeoJournal ContributionA2
1532005Continuous, weighted Lorenz theory and applications to the study of fractional relative impact factorsEGGHE, LeoJournal ContributionA1
1542005Expansion of the field of informetrics: Origins and consequencesEGGHE, LeoJournal ContributionA2
152004A local hierarchy theory for acyclic digraphsEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
162004Quantitative aspects of the management of the modern (scientific) libraryEGGHE, LeoProceedings PaperC1
172004An approach to similarity measurement of absence-presence data: the case that common zeros matterEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
182004The source-item coverage of the Lotka functionEGGHE, LeoJournal ContributionA1
192004Positive reinforcement and 3-dimensional informetrics: correctionEGGHE, LeoJournal ContributionM
202004A universal method of information retrieval evaluation: the "missing" link M and the universal IR surfaceEGGHE, LeoJournal ContributionA1
212004Vector retrieval, fuzzy retrieval and the universal fuzzy IR surface for IR evaluationEGGHE, LeoJournal ContributionA1
222004Positive reinforcement and 3-dimensional informetricsEGGHE, LeoJournal ContributionA1
232004How to measure own-group preference? A novel approach to a sociometric problemEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
242004Solution of a problem of Buckland on the influence of obsolescence on scatteringEGGHE, LeoJournal ContributionA1
252003The Byline: Thoughts on the distribution of author ranks in multiauthored papersEGGHE, Leo; Liming, Liang; ROUSSEAU, RonaldJournal ContributionA1
262003A distribution of papers based on the fractional counting: an empirical study.Ravichandra Rao, Inna Kedage; Sahoo, Bibhuti Bhusan; EGGHE, LeoProceedings PaperC1
272003A measure for the cohesion of weighted networksEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
282003Type/Token-Taken informetricsEGGHE, LeoJournal ContributionA1
292003BRS-compactness in networks: Theoretical considerations related to cohesion in citation graphs, collaboration networks and the internetEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
302003Construction of weak and strong similarity measures for ordered sets of documents using fuzzy set techniquesEGGHE, Leo; Michel, Ch.Journal ContributionA1
312003Size-frequency and rank-frequency relations,power laws and exponential relations: a unified approachEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
322003A General Framework for Relative Impact Indicators / Cadre général pour les facteurs d’impact relatifsEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
332002Mathematical foundations of information retrieval.EGGHE, LeoJournal ContributionM
342002Construction of concentration measures for General Lorenz curves using Riemann-Stieltjes integralsEGGHE, LeoJournal ContributionA1
352002Duality revisited: Construction of fractional frequency distributions based on two dual Lotka lawsEGGHE, Leo; RAO, RavichandraJournal ContributionA1
362002Development of hierarchy theory for digraphs using concentration theory based on a new type of Lorenz curveEGGHE, LeoJournal ContributionA1
372002Sampling and concentration values of incomplete bibliographiesEGGHE, LeoJournal ContributionA1
382002A proposal to define a core of a scientific subject: A definition using concentration and fuzzy setsEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
392002Co-citation, bibliographic coupling and a characterization of lattice citation networksEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
402002Theory and experimentation on the most-recent-reference distributionEGGHE, Leo; RAO, RavichandraJournal ContributionA1
412002Strong similarity measures for ordered sets of documents in information retrievalEGGHE, Leo; Michel, Chr.Journal ContributionA1
422001Discussions on informetrics of the internet and other social networksEGGHE, LeoProceedings PaperC2
432001The detection of double errors in ISBN- and ISSN-like codesEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
442001Elementary statistics for effective library and information managementEGGHE, Leo; ROUSSEAU, RonaldBookB1
452001Theory of first-citation distributions and applicationsEGGHE, Leo; Ravichandra Rao, Inna KedageJournal ContributionA1
462001The core of scientific subjects : an exact definition using concetration theory and fuzzy set theory.EGGHE, Leo; ROUSSEAU, RonaldProceedings PaperC1
472001A noninformetric analysis of the relationship between citation age and journal productivityEGGHE, LeoJournal ContributionA1
482001Comments on the "Letter to the Editor" by BurrellEGGHE, LeoJournal ContributionA1
492001Comments on the "Letter to the Editor"' by BurrellEGGHE, LeoJournal ContributionA1
502001Symmetric and Asymmetric Theory of Relative Concentration and ApplicationsEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
512001A heuristic study of the first-citation distribution (vol 48, pg 345, 2000)EGGHE, LeoJournal ContributionM
522000Partial orders and measures for language preferencesEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
532000General study of the distribution of N-tuples of letters or words based on the distributions of the single letters or wordsEGGHE, LeoJournal ContributionA1
542000A Heuristic Study of the First-Citation DistributionEGGHE, LeoJournal ContributionA1
552000A review of ranking problems in scientometrics and informetricEGGHE, LeoProceedings PaperC2
562000Aging, obsolescence, impact, growth and utilization: definitions and relationsEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
572000Methods for accrediting publications to authors or countries: consequences for evaluation studiesEGGHE, Leo; ROUSSEAU, Ronald; Van Hooydonk, G.Journal ContributionA1
582000Lectures on informetrics and scientometricsEGGHE, Leo; Neelameghan, A.BookB1
592000The influence of publication delays on the observed aging distribution of scientific literatureEGGHE, Leo; ROUSSEAU, RonaldJournal ContributionA1
602000Probabilistisch model van het spel BLOKKEN van TV1 en het vermoeden van Ben CrabbéEGGHE, LeoJournal ContributionA3
612000New informetric aspects of the Internet: some reflections - many problemsEGGHE, LeoJournal ContributionA1
622000The Distribution of N-GramsEGGHE, LeoJournal ContributionA1
631999An application of martingales in the limit to a problem in information scienceEGGHE, LeoJournal Contribution
641999On the law of Zipf-Mandelbrot for multi-world phrasesEGGHE, LeoJournal Contribution
651999Detection and correction of multiple errors in general block codesEGGHE, LeoJournal Contribution
661999Sensitivity aspects of inequality measuresEGGHE, LeoBook Section
671999A model for measuring the congestion in library shelvesEGGHE, LeoProceedings Paper
681999The "own-language preference": measures of "relative language self-citation"EGGHE, Leo; ROUSSEAU, Ronald; Yitzhaki, M.Journal Contribution
691999A model for measuring the congestion in library shelves.EGGHE, LeoJournal Contribution
701999An explanation of the relation between the fraction of multinational publications and the fractional score of a country.EGGHE, LeoJournal Contribution