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    Chapter and Conference Paper

    NUSL: An executable specification language based on data abstraction

    It proves very useful to give a formal specification of the software to be developed before the development. To write formal specifications, a specification language is to be used. This paper describes the spe...

    **nJie Jiang, YongSen Xu in VDM '88 VDM — The Way Ahead (1988)

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    Chapter and Conference Paper

    D-Controllability and Strong D-Controllability and Control of Multiparameter and Multiple Time-Scale Singularly Perturbed Systems

    Concepts of D-controllability and strong D-controllability are introduced, in terms of which controllability of multiparameter and multiple time-scale singularly perturbed systems is investigated, even regardl...

    Xu Kekang, Wang Zhenquan in Systems Analysis and Simulation I (1988)

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    Chapter and Conference Paper

    Improved simulated annealing, Boltzmann machine, and attributed graph matching

    By separating the search control and the solution updating of the commonly used simulated annealing technique, we propose a revised version of the simulated annealing method which produces better solutions and...

    Lei Xu, Erkki Oja in Neural Networks (1990)

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    Chapter and Conference Paper

    The transferable belief model

    Ph. Smets, Y. -T. Hsia, A. Saffiotti in Symbolic and Quantitative Approaches to Un… (1991)

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    Chapter and Conference Paper

    A shared environment parallel logic programming system on distributed memory architectures

    Current advances in Virtual Memory for Parallel Architectures have changed the idea that software architectures with global address spaces cannot execute well on Distributed Memory Message Passing (DMMP) archi...

    Sergio A. Delgado-Rannauro, Michel Dorochevsky in Distributed Memory Computing (1991)

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    Chapter and Conference Paper

    Constraint handling, garbage collection and execution model issues in ElipSys

    This paper presents the constraint handling and garbage collection parts of ElipSys and gives an overview of its execution model. ElipSys is a logic programming system being developed at ECRC. It combines para...

    Michel Dorochevsky, Kees Schuerman, André Véron in Parallel Execution of Logic Programs (1991)

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    Chapter and Conference Paper

    Automatisierte 3D-Modellierung mit segmentierten Stereobildern

    In diesem Artikel wird ein Verfahren vorgestellt, welches das für die Szeneninterpretation notwendige Modell dreidimensionaler Objekte automatisch erzeugt. Als Eingangsdaten dienen segmentierte Tiefenbilder de...

    Jian Xu, H. Niemann in Mustererkennung 1991 (1991)

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    Chapter and Conference Paper

    Virtual Memory Support for OR-Parallel Logic Programming Systems

    Most previous parallel logic programming systems have been built on top of classical operating systems. The advances in the area of parallel operating systems have made it possible to explore new execution mod...

    André Véron, Jiyang Xu in Parle ’91 Parallel Architectures and Langu… (1991)

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    Chapter and Conference Paper

    A Theory of State-based Parallel Programming: Part 1

    This paper presents the first part of a theory for develo** totally correct parallel programs. The emphasis of both specification and program is on the states, rather than actions, of the system. We stress t...

    Xu Qiwen, He Jifeng in 4th Refinement Workshop (1991)

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    Chapter and Conference Paper

    Virtual memory support for OR-parallel logic programming systems

    Most previous parallel logic programming systems have been built on top of classical operating systems. The advances in the area of parallel operating systems have made it possible to explore new execution mod...

    André Véron, Jiyang Xu in PARLE '91 Parallel Architectures and Langu… (1991)

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    Chapter and Conference Paper

    Verarbeitung geometrischer Informationen in einer CAD/CAP-integrierten Umgebung

    Es zeigt sich, daß der Geometrieverarbeitung in der integrierten Informationsverar-beitung für CIM eine große Bedeutung zukommt. Im Hinblick auf die rechnerunter-stützte Arbeitsplanung sowie die Integration mi...

    J. Xu, W. Maßberg in CAD ’92 (1992)

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    Chapter and Conference Paper

    Development transformation based on higher order type theory

    Jianguo Lu, Jiafu Xu in Constructivity in Computer Science (1992)

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    Chapter and Conference Paper

    Building a Model of a Road Junction Using Moving Vehicle Information

    We describe a program to construct a model of a road junction using data from a single camera. The model specifies the ground plane orientation in camera coordinates and the positions of traffic lanes, and is ...

    Xu Li-Qun, David Young, David Hogg in BMVC92 (1992)

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    Chapter and Conference Paper

    A case study in formally develo** state-based parallel programs—the Dutch National Torus

    Recently, formal methods, both assertional (compositional) and algebraic, for develo** state-based parallel programs have been studied. This paper presents one of the few not-that-trivial case studies in thi...

    Qiwen Xu, Jifeng He in 5th Refinement Workshop (1992)

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    Chapter and Conference Paper

    Analogical type theory

    This paper proposes an analogical type system based on ITT. Based on the intuitive meaning of analogy, a set of rules are introduced and justified to deal with analogy. Analogies on types as well as terms are ...

    Bo Yi, Jiafu Xu in Design and Implementation of Symbolic Computation Systems (1993)

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    Chapter and Conference Paper

    Laws of Parallel Programming with Shared Variables

    Extending the laws of sequential programming, we investigate laws of parallel programs in which processes communicate via shared variables. A rich and elegant set of laws, which resemble closely the laws of me...

    Qiwen Xu, Jifeng He in 6th Refinement Workshop (1994)

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    Chapter and Conference Paper

    A chain decomposition algorithm for the proof of a property on minimum weight triangulations

    In this paper, a chain decomposition algorithm is proposed and studied. Using this algorithm, we prove a property on minimum weight triangulations of points in the Euclidean plane, which shows that a special k...

    Yang Bo-Ting, Xu Yin-Feng, You Zhao-Yong in Algorithms and Computation (1994)

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    Chapter and Conference Paper

    On Unifying Assumption—Commitment Style Proof Rules for Concurrency

    Assumption—Commitment paradigms for specification and verification of concurrent programs have been proposed in the past. We show that two typical parallel composition rules for shared variable and message pas...

    Qiwen Xu, Antonio Cau, Pierre Collette in CONCUR ’94: Concurrency Theory (1994)

  19. Chapter and Conference Paper

    Comparisons of probabilistic and non-probabilistic hough transforms

    A new and efficient version of the Hough Transform for curve detection, the Randomized Hough Transform (RHT), has been recently suggested. The RHT selects n pixels from an edge image by random sampling to solve n

    Heikki Kälviäinen, Petri Hirvonen, Lei Xu, Erkki Oja in Computer Vision — ECCV '94 (1994)

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    Chapter and Conference Paper

    An Object-Centered Application Development System

    Recent advances in object technology have given rise to a set of powerful tools that are referred to as application builders. Application builders attempt to raise the level of abstractions in application deve...

    M. A. Ketabchi, S. Dasananda, R. Mikkilineni in Database and Expert Systems Applications (1994)

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