1. Invited Papers -- On Some Problems in Analysing Non-orthogonal Designs -- Analytical Computing: Its Nature and Needs -- Updating Formulae and a Pairwise Algorithm for Computing Sample Variances -- Convex Hull Peeling -- Statistical Computing at INSEE -- Artificial Intelligence and Data Analysis -- Classification of Multivariate Autoregressive Processes -- Exploratory Analysis of Large Sparse Matrices with Application to Textual Data -- Nonlinear Principal Component Analysis -- A Programming Language for Multivariate Data Analysis -- Procedures for Optimal Collapsing of Two-way Contingency Table -- Computer Science as a Tool Improving Data Analysis Researches and Uses -- Applied Graph Analysis in the Social Sciences: The Software Project GRADAP -- Microprocessors for Biomedical Research, Database Management and Analysis -- Parallel Processing in Statistics -- 2. Contributed Papers -- Software to Link Database Interrogation and Statistical Analysis -- Development of a Statistical Language -- MICROSTAT: A Microcomputer Conversational System for Statistical Data Analysis -- An Algorithm for Nonnegative Least Squares and Projection onto Cones -- Non Parametric Decision Trees by Bayesian Approach -- A Comparative Assessment of Data Management Software -- From Data Analysis to Non Parametric Statistics: Recent Developments and a Computer Realization for Exploratory Techniques in Regression or Prediction -- Postgraduate Training for Statisticians - Database Methods -- Crossings, Orders and Ultrametrics: Application to Visualization of Consensus for Comparing Classifications -- Statistical Programs for Microcomputers: The Implementation of a Directory for Data Structures -- Data Management and Tabulation in OPCS -- Archaeology, Data Analysis, Computer Science: How to Run Proper Treatment of Archaeological Data -- BLINWDR: Robust and Bounded Influence Regression -- An Analysis of Developers' and Users' Ratings of Statistical Software Using Multiple Correspondence Analysis -- Real Time Graphical Techniques for Analyzing Multivariate Data -- About Fuzzy Discrimination -- A Fortran Preprocessor for Statistical Data Analysis -- An Analysis of Continuous Proportions -- A Sampling Procedure for Historical Data -- Use of Systemic Networks for Text Analysis -- SPASP - A Statistical Program for the Analysis of Stochastic Processes -- TOOLPACK: Improving the Programming Environment for Statistical Software -- A Programming Technique for Software in Statistical Analysis -- A Comparison of Types of Database System Used in Statistical Work -- The Frontiers of Statistical Analysis -- Implementation of a Statistical Database System: HSDB -- A Synthetic Approach to Multivariate Normal Clustering -- Variable Selection in Generalized Linear Models -- Approximation of Surfaces in (p+1)-Dimensional Spaces -- Standardized Comparison of Nonlinear Model Fitting Algorithms -- Numerical Approach to the Optimal Design Problem for Regression Models with Correlated Errors -- An Experimental Design and Analysis Package for Microcomputers -- Propositions for Fuzzy Characteristic Functions in Data Analysis -- Integrated System for Modelling Multivariate Time Series -- Software for Time Series Analysis -- Choice of Methods and Algorithms for Statistical Treatment of Large Arrays of Data -- New Computing Tools and New Statistical Packages -- Statistical Computing Based on Text Editing -- Cluster Analysis Based on the Maximization of the RV Coefficient -- Statistical Approach to System Parameter Synthesis -- Statistical Match of Samples Using Additional Information -- An Exploratory Program Package for Non-Linear Data-Smoothers -- Applying Parallel Processing to Data Analysis: Computing a Distance's Matrix on a SIMD Machine -- The Balance between Teaching Computing and Statistics -- Canonical Analysis with B-splines -- Detecting Outliers in Simultaneous Linear Models -- Least Squares Optimisation of General Log-likelihood Functions and Estimation of Separable Linear Parameters -- Computational Procedures for Bounded-Influence Regression -- MUDFOLD: Multiple Stochastic Unidimensional Unfolding -- The Estimation of Missing Values in Highly Correlated Data -- Relational Design of Statistical Databases -- A Forward Multivariate Regression Procedure Based on the Maximization of the RV Coefficient -- Evaluation of Statistical Software Based on Empirical User Research -- Sound and Exploratory Data Analysis -- Monotone Splines: A Family of Transformations Useful for Data Analysis -- Results of the Application of Multimodal Optimization Algorithms Based on Statistical Models -- Address list of authors.