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Herwig Unger, Mario M. Kubek - Theory and Application of Text-representing Centroids

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Herwig Unger, Mario M. Kubek

Theory and Application of Text-representing Centroids

Series: Informatik/ Kommunikation

Volume 863 2019

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H. Unger, M. M. Kubek Associative Ring Memory to Support Decentralised Search S. 91-106

„… of well-ordered structures(like lists, rings, or trees), which can be efficiently searched by …” „… conceptfor a novel associative memory with a ring-like structure storing andmanaging these terms and their …” „… tobuild document clusters as well as hierarchic structures to support the search ofdocuments in the …”

M. M. Kubek, H. Unger The WebEngine – A Fully Integrated, Decentralised Web Search Engine S. 107-120

„… andto keep network traffic at a low level. Thus, a suitable network structure mustbe set up and adapted …” „… web structure while– for the first time – combining modern text analysis techniques withnovel and …” „… theworld’s largest collection of documents of any kind in digital form easily avail-able at any time and any …”

H. Unger, M. M. Kubek Concept Supporting a Resilient, Fault-tolerant and Decentralised Search S. 79-90

„… usually replace huge databasesby distributed information connected via respective structures …” „… , tree-like structures. Due to their composition mechanismthey exhibit self-maintaining and -healing …” „… needed information structure of each ran-dom walkerRW = (IP[], D[], W[], cmax, c, z, ptr)consists of• an …”

H. Unger a `Librarian of the Web' really needed? S. 1-6

„… letterpress. Categorisations, knownin philosophy since at least PLATO as an approach to group objects based …” „… occurring often. At the same time, connections between wordsare added if they often occur together in …” „… for the latter is presented inChapter 6. Ring-like structures (similar to the CHORD system [3]) turn …”

M. M. Kubek, Herwig Unger Towards a Librarian of the Web S. 55-78

„… kind of contents easily available at any time and any placewithout respect to the number of copies …” „… , the relative impor-tance of a document in the web graph and the graph’s linking structure …” „… evaluated with respect totheir relevance to the information need at hand. Afterwards, this informationneed …”

M. M. Kubek, H. Unger Centroid Terms as Text Representatives S. 7-26

„… vectors at low computational costs.However, in some cases, these measures do not work correctly (with …” „… corpus while (at least to some extent)maintaining the semantic connection of terms found in them.Fig. 1 …” „… twonodes. This way, a co-occurence graph’s structure also reflects the organisationof human lexical …”

H. Unger, M. M. Kubek Evolving Text Centroids S. 121-130

„… of centroid terms and second to generalise the underlyingconcept at the same time. As the precision …” „… M. M. KubekNevertheless, at first glance its seems to be difficult to determine generalisedcentroids …” „… traces might not even share one interme-diate centroid, (at least partly) side-by-side running curves and …”

M. M. Kubek, T. Böhme, H. Unger Spreading Activation: A Fast Calculation Method for Text Centroids S. 27-38

„… programrepresented in the condensed structure of a co-occurrence graph and a definedmetrics on it.Any two words wi …” „… calculation method for the centroid term χ(Q) of a query set Q shall bepresented at this point.For computation …” „… from the maximum distance of 7 (40 activated nodes). At the max-imum distance of 25, in average, 3780 …”

M. M. Kubek, T. Böhme, H. Unger Empiric Experiments with Text-representing Centroids S. 39-54

„… condensed, compact and easily extendible repre-sentation of the knowledge of an entity (e.g. a user) at a …” „… occur at the nodes with higher ranks(in this case, rank changes have been determined after 100 documents …” „… mostly in-fluence the centroid term’s position) can be added at any time. Thus, the proba-bility that the …”

doi.org/10.51202/9783186863102

Wadhah Garhuom - Improving the robustness of the finite cell method for problems with large deformations

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Wadhah Garhuom

Improving the robustness of the finite cell method for problems with large deformations

Series: Mechanik/Bruchmechanik

Volume 359 2024

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Titelei/Inhaltsverzeichnis

„… veranschaulichen die Wirksamkeit dieser Ansätze.Engineering applications often involve complex structures and …” „… Nationalbibliographie (German National Bibliography); detailed bibliographic data is available via Internet at …” „… thesis is the outcome of the research I conducted while working at the Institute forShip Structural …”

Bibliography S. 135-152

„… Edition, volume Part 1. Solids and Structures,chapter 4, pages 137–171. John Wiley & Sons, 2017.[49] A …” „… gradient in the solution of discretized structuralproblems. Computers & Structures, 185:15–26, 2017.[8 …” „… fluid-structure interaction problems. In Transactions fourthinternational conference on structural mechanics in …”

Remeshing strategy for large deformations in the FCM S. 89-129

„… deformation is severe, we construct a new Cartesiangrid for the deformed geometry at load increments when the …” „… undeformed configuration Ω0 that was not affected at all.Figures 6.1 and 6.2 provide a visual representation …” „… predeformed configuration because a new mesh is created at this deformationstate to continue the analysis. To …”

Summary and outlook S. 130-133

„… the adaptive moment fitting quadrature rule, in which the num-ber of quadrature points is decreased at …” „… triangulated surfaces to describe the ge-ometry at any deformation state. Once the new mesh is constructed, the …” „… more sophisticated structures, including a complex cube connectorand foam-like geometries. By applying …”

Introduction S. 1-5

„… geometries, such as those producedby additive manufacturing or foam-like structures, can be computationally …” „… this workthe Newton-Raphson method at an early load step. Having an integration schemethat is robust …” „… cut at the domain boundaries lead to a globalsystem matrix that has a high condition number …”

Eigenvalue stabilization technique to increase the robustness of the FCM S. 59-88

„… the condition number increasesdramatically as well since the volume fraction of the cell at the bottom …” „… stabilization is explained in Algorithm 3. We start firstthe loop of the load increments k and then at each load …” „… at the first iterationof the corresponding load increment k, we perform an eigenvalue decomposition …”

Non-negative moment fitting quadrature for cut finite elements and cells S. 27-58

„… . Afterwards, the Gaussian quadraturescheme is applied with a number of n = (pq+12)d integration points at each …” „… as the blending function method usedin the context of high-order FEM. In doing so, at each tree-depth …” „… ensuringthat the number of points is at least equal to the number of moments. Also, Legendrepolynomials are …”

doi.org/10.51202/9783186359186

VDI - Rethinking the circular economy for plastics

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VDI (ed.)

Rethinking the circular economy for plastics

Series: Blaue Papiere

Volume 05/2023 2023

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organising the plastics industry for a circular economy S. 8-13

„… cross-circle cooperation and organisational structures have yet been established at the operational level.Some …” „… the recycling of materials deeply affects the currently established organisational structures of the …” „… ) serves to provide clarity and reduce complexity. Against this back- ground, structures are depicted in a …”

Introduction S. 1-7

„… problem. At the same time, the concentration of greenhouse gases in the Earth's atmosphere is increasing …” „… ecosphere end up in the environment at the end of their lives as untreated, steadily growing quantities of …” „… the next life cycle is created precisely when its life would normally be at an end. In order to …”

Recommended actions S. 57-59

„… organi-sational structures have yet been established at the operational level. In the view of the VDI Round Table …” „… ). Conventionally, most stakeholders at each stage in the cycle are organised into their own associations that …” „… organisational structures for the ecological transformation of industries should be examined for …”

Field of Action 2 Making closing the loop the task of all stakeholders S. 14-34

„… recyclates market.An important building block for the raw materi-als revolution, as aimed at in the course of …” „… respective actors at each of the eight stages. As in the VDI Round Table dialogue process, the discussion …” „… cannot be recycled to a high standard using mechanical recycling (or at least not without an unreasonable …”

Titelei/Inhaltsverzeichnis

„… loop 14 Potential and challenges at each stage in closing the loop 14 Chemical Industry 15 …” „… a strong motivation for engineers to search for new solutions. At the same time, these chal-lenges …” „… often deeply interfere with established structures, processes and technologies. Chan-ges are demanding …”

doi.org/10.51202/9783949971402

Supaporn Simcharoen - Cooperatively Managing and Exploiting Distributed Co-occurrence Graphs

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Supaporn Simcharoen

Cooperatively Managing and Exploiting Distributed Co-occurrence Graphs

Series: Informatik/ Kommunikation

Volume 879 2022

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Dynamic Management of Graph Structures S. 89-98

„… completed.92 5 Dynamic Management of Graph StructuresTo avoid oscillations, it may make sense to start any …” „… balancing the number of words (loads) on the graph94 5 Dynamic Management of Graph StructuresFig. 5.3 …” „… works well.96 5 Dynamic Management of Graph StructuresFig. 5.4: The system flow processes5 Dynamic …”

State of the Art S. 9-37

„… structure.So far, there is no approach in which;• really every peer offering information also contribute to its …” „… Chapter 2State of the ArtSo far, information management is done within quite fixed structures; in …” „… particular, the pro-cessed knowledge does not influence the structures and methods for its management …”

Introduction S. 1-8

„… the wholesystem, i.e. the content would influence the system structures, which are at the same …” „… interested in it at thesame time [2].The Great Library of Alexandria [3] was one of the earliest institutions …” „… the task of being a server as wellas a client at designated times [15].In [16], an extension of …”

Conclusion and Future Works S. 115-116

„… graph structures could be found andimplemented. The achieved, almost linear speed-up on a distributed …” „… storage place at the node of the co-occurrencegraph representing the word given by the TRC. These …” „… element (word, node) belong to morethan one cluster at the same time.4. Mechanisms for routing and word …”

The Web Search Engine TheBrain S. 99-114

„… (ring-like) structures obsolete.Furthermore, the first time a system is presented, whose structure evolves …” „… development of the WebEngine in the software area.In particular, no special ring-like structure with its …” „… . This means that to100 6 The Web Search Engine TheBrainuse a system-wide distributed structure for …”

Co-occurrence Graphs S. 38-59

„… manner, the co-occurrence graph becomes the basic structure of a newkind of database (see Fig. 3.3), in …” „… structure with several thousands of nodes,the calculation time, e.g. for classification and search, will be …” „… well-definedsub-structures, see Fig. 3.4(b).Fig. 3.4: Clustering in the co-occurrence graphHereby, cluster centre is a node …”

Decentralised Co-occurrence Graph Management S. 60-88

„… processing.The distributed management of the graph structure with all its extensions is easy, as long as aglobal …” „… global directory or any other built centralised structure does not exist anymore,searching a given node …” „… distributedco-occurrence graph structure. Any failure of this master peer will result in a breakdown of theentire …”

Titelei/Inhaltsverzeichnis

„… text corpora can be expressed by co-occurrence graphs. Such data structures proved to be useful tools …” „… could help readers get an idea for further applica-tion at a higher level.The author wants to thank …” „… Management of Graph Structures 895.1 Analysis of the Distribution …”

References S. 117-130

„… at Urbana-Champaign, 1981.[58] Mario Kubek, Thomas Böhme, and Herwig Unger. Spreading activation: a …” „… . https://www.studytonight.com/data-structures/prims-minimum-spanning-tree. Accessed on 2021-04-08.[77] Roy T. Fielding. Architectural Styles and the Design of Network-based …” „… , June 2018.AuthorSupaporn Simcharoen is a lecturer in information technology at King Mongkut’s …”

doi.org/10.51202/9783186879103

Herwig Unger - Autonomous Systems 2019: An Almanac

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Herwig Unger (ed.)

Autonomous Systems 2019: An Almanac

Series: Informatik/ Kommunikation

Volume 864 2019

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G. Sartorius, St. R. Talbot Evaluation of Hybrid Measurement Structures S. 159-170

„… 159Evaluation of Hybrid Measurement StructuresGerhard Sartorius1 and Steven R. Talbot21Chair of …” „… Measuring StructuresWith complex measurement tasks, thousands of measurements per second mustbe carried out …” „… Medical School, Hannover,GermanyAbstract: In hybrid-measurement structures, e. g. classification …”

S. Widmann SafeBigNum – Arbitrary-precision Arithmetic with Integrity Checking S. 147-158

„… verification of multi-word data structures.The new hardware-based data type ”SafeBigNum” is introduced …” „… , wheresystems are responsible for human lives, nature and investments, it is time totake a look at BigNums from …” „… a safety point of view. BigNum data structures intypical libraries consist of several management …”

Titelei/Inhaltsverzeichnis

„… . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147Evaluation of Hybrid Measurement StructuresG. Sartorius, St. R. Talbot …” „… almanacs. Now, authors can contribute to it without an obligation toparticipate or present their work at …” „… participants and shall be a motivation for free, unbiased discussion at theconference in Cala Millor. It shall …”

D. Samorukov Balancing Data Access Frequencies in P2P Systems with Error-prone Communication S. 106-120

„… the other hand, the user expects the administrative structure to be complete andaccessible at all …” „… distributed among several peers.Since the peers can change their available resources at any time oreven depart …” „… Communication 107The distributed data set (also administrative structure) poses special challengesfor the …”

C. Tapsai, P. Meesad, C. Haruechaiyasak Thai Word Segmentation by Automatic Ranking Trie with Misspelling Correction S. 121-134

„… theTrie structure [5] to organize words in the dictionary. At the later time, DB-WShas studied and …” „… namesâœLextoâ. By using a Trie structure and longest match technique, Lexto workswell but still have 3 main …” „… tree-like data structure created from words in a dictionary to serve theword’s searching purpose. Each node …”

B. Hass, C. Yuan, Z. Li Automatic Evaluation of Programming Tasks for Blended Learning and E-Assessment S. 144-145

„… analysis, only simple programs with very shortlength as well as simple logic and structures can be …” „… been realized as research prototypes, whose performances are eitherunsatisfactory or not studied at …” „… exercises, but also for periodicalexamination situations including final exams.Our ongoing work aims at …”

G. Ph. Roßrucker Dynamic Generation of Links and Forwarding to Related Web-based Content S. 89-105

„… of its structure, which can no longerbe managed manually and makes computer-aided analysis …” „… . The resulting hypertext network structures became subject toresearch regarding the rating and ranking …” „… valuesto comply, or pay money for visibility, in order to avoid putting their ownbusiness at risk. This …”

G. Quirchmayr, V. Kupfersberger, G. Langner, Th. Schaberreiter An Information Flow Model to Support NIS Mandated Reporting S. 135-143

„… theworse [3], this consolidated European legislative response comes at the rightmoment, trying to balance …” „… infra-structures and to establish an early warning mechanism that allows a coordina-ted response. As a reliable …” „… mandated by the NIS Directive. In order to be ef-fective, this information flow model is aimed at helping …”

M. Hloch, M. Kubek Sequential Clustering using Centroid Terms S. 72-88

„… , often used vector-based algorithms, graph-based algo-rithms that reflect the documents structure in a …” „… membershipdetermination in each existing cluster, it is expected that at the beginning ofSequential Clustering using …” „… initialisation is the concept of antipodean documents[10]. This approach results in at least two clusters of the …”

P. De Silva, K. Abhiram, V. Tavakkoli A Comprehensive Analysis of Document-Image Distortions and their Respective Impact on Distorted Text/Character-Image Recognition Quality S. 176-198

„… ConvNet and al-most as good as ConvNet-Plus at the OCR (i. e. character recognition)Comprehensive Analysis …” „… document-image enhancer does at times introduce artefacts ordeformations which, despite some apparent relative …” „… sys-tem will either perform a false detection of those deformed characters or therewill be no detection at …”

S. Simcharoen, H. Unger Dynamic Clustering for Segregation of Co-ccurrence Graphs S. 51-71

„… built, see Fig. 3a. At the same time that each word whichis added to the clustering process become …” „… ) = {w, w1, w2, . . . , wk},if the node w is a member of a cluster and is at the same time as the …” „… knowledge of the user is changed. This may60 S. Simcharoen, H. Ungerinfluence the structure of this …”

doi.org/10.51202/9783186864109

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