List of Contents NUMBER 1 Editorial V. |. Starostenko and 3 A FORTRAN-77 program for solving systems of A. N. Zavorot’ko linear equations by the method of minimal discrimi- nation of unknown quantities: a procedure of stable inversion of geophysical data Ross M. Renner 15 An algorithm for constructing extreme compo- sitions Otto C. Rotunno Filho, Texture processing of synthetic aperture radar data Paul M. Treitz, Eric D. Soulis, using second-order spatial statistics Philip J. Howarth and Nicholas Kouwen Ute Christina Herzfeld and 35 Automated geostatistical seafloor classification— Chris A. Higginson principles, parameters, feature vectors, and discrimination criteria Larry J. van Stone Optimizing hydrocarbon generation calculations Dale R. Issler . 67 Optimizing time step size for apatite fission track annealing models Sait Ismail Ozkaya 75 An EXCEL macro for importing log ASCII standard (LAS) files into EXCEL worksheets K. K. Mohanty and T. J. Majumdar = 81 An artificial neural network (ANN) based software package for classification of remotely sensed data Mihnea Corneliu Oncescu, 89 SAPS—an automated and networked seismo- Mihaela Rizescu, logical acquisition and processing system and Klaus-Peter Bonjer John C. Butler 99 Another node on the Internet NUMBER 2 F. Yavuz 101 AMPHCAL: a QUICKBASIC_ program for determining the amphibole name from electron microprobe analysis using the IMA rules M. B. Crawford 109 PHREEQEV: the incorporation of a version of Model V for organic complexation in aqueous solutions into the speciation code PHREEQE Edouard Chalaron, 117 Tectonics, erosion, and sedimentation in an Jean Louis Mugnier, overthrust system: a numerical model William Sassi and Georges Mascle Henry Ker-Chang Chang 139 A breadth-first quadtree coding scheme for and Cheng-Kuan Tso multicolored spatial data Andres Kuusk 149 A computer-efficient plant canopy reflectance model Philippe Vic.iard 165 MINENT: a FORTRAN program for prediction of enthalpy of formation from elements of minerals with known crystal refinements i li List of contents John P. Coughlin 181 A first-break algorithm for digitally acquired transient signals John C. Butler 193 Another node on the Internet NUMBER 3 Neil L. Anderson 195 This month in Computers & Geosciences B. Narasimha Rao, P. Rama Krishna, 197 MAPROS—a computer program for basement and A. Markandeyulu mapping and filtering of gravity and magnetic data using a Hartley transform R. Nagendra, P. V. S. Prasad, 219 FORTRAN program based on Granser’s algorithm and V. L. S. Bhimasankaram for inverting a gravity field resulting from a density interface R. Nagendra, P. V. S. Prasad, 227 Forward and inverse computer modeling of a and V. L. S. Bhimasankaram gravity field resulting from a density interface using Parker—Oldenberg method Ping Zhao 239 An efficient computer program for wavefront calculation by the finite-difference method R. Shawn Williams, 253 The one-dimensional elastic wave equation: a Richard D. Rechtien, and finite-difference formulation for animated Neil L. Anderson computer applications to _ full waveform propagation Dean Keiswetter, Ross Black, 267 A program for seismic wavefield modeling using and Chris Schmeissner finite-difference techniques Bor-Shouh Huang 287 A FORTRAN 77 program to compute seismic rays traveling inside a radially inhomogeneous Earth Sankar Kumar Nath, Riju John, 305 SEISPACK—an “HP-C” program for seismic Sanjiv Kumar Singh, refraction interpretation using _ray-inversion Saradindu Sengupta, and technique Hari Pada Patra Neil L. Anderson, 333 A seismic case study of salt dissolution and R. Shawn Williams, subsidence in response to regional deformation, and Ronald C. Hinds south-central Alberta R. James Brown, Neil L. Anderson, 345 A seismic analysis of differential compaction in the and Dale A. Cederwall Frasnian Duhamel reef, south-central Alberta Short Note Dean Keiswetter and Brett Bennett 355 A Windows™ application for generating input models for numerical modeling John C. Butler 357 Another node on the Internet NUMBER 4 J. J. Curto, E. Sanclement 359 Automatic measurement of magnetic records on and J. M. Torta photographic paper Xian-Huan Wen and 369 Implementation of the constant displacement Chen-Shan Kung scheme in random walk List of contents ill Robert Marschallinger 379 A voxel visualization and analysis system based on AutoCAD Xiaodong Jian, Ricardo A. Olea 387 Semivariogram modeling by weighted least and Yun-Sheng Yu squares A. Ghosh Bobba, Bert Ventresca, 399 Computer program (SHOCK) to predict acid Vijay P. Singh and Lars Bengtsson shocks in watersheds using stochastic analysis Yaohong D. Jiang 409 Block model conversion using binary space partitioning trees John Michael Harrison and 419 PC-based two-dimensional discrete Fourier Chor-Pang Lo transform programs for terrain analysis D.-KI. D. Rokos 425 Using Linda to compute spatial autocorrelation in and M. P. Armstrong parallel W. J. Prakash and S. M. Bhandari 433 Analgorithm to overlay continental boundaries and latitude—longitude grids over INSAT-VHRR images Short Note Andrew R. Piggott and 441 Determination of solution criteria for a Kent S. Novakowski semianalytical model of solute transport Ricardo A. Olea 445 XVAN: a computer program for the analysis of spatial estimation errors Shu Gao 449 A FORTRAN program for grain-size trend analysis to define net sediment transport pathways Fatin Sezgin 453 Some improvements for a random number generator with single-precision floating-point arithmetic John C. Butler 457 Another node on the Internet NUMBER 5 L. M. Bloom, P. J. Pedler, 459 Implementation of enhanced areal interpolation and G. E. Wragg using MapInfo K. Bitzer 467 Modeling consolidation and fluid flow in sedimentary basins Bernard P. Boudreau 479 A method-of-lines code for carbon and nutrient diagenesis in aquatic sediments F. P. Agterberg, Qiuming Cheng, 497 Miultifractal modeling of fractures in the Lac du A. Brown, and D. Good Bonnet Batholith, Manitoba Yaohong D. Jiang 509 Set operations between linear octrees S. |. Ozkaya and J. Mattner 517 DRAG—an EXCEL visual basic program for modeling fault drag using cubic splines and calculation of minimum dip and strike separation J. Gao and M. B. Lythe 525 The maximum cross-correlation approach to detecting translational motions from sequential remote-sensing images V. Pinto and A. Casas 535 An interactive 2D and 3D gravity modeling program for |BM-compatible personal computers iV List of contents F. Lumbreras and J. Serrat 547 Segmentation of petrographical images of marbles A. Nystrom Claesson 559 PHROQAKIN, a program simulating dissolution and and K. Andersson precipitation kinetics in groundwater solutions D. J. Webb 569 An ocean model code for array processor computers P. Ingram 579 Web developments and the Internet Oleg McNoleg 585 The integration of GIS, remote sensing, expert systems and adaptive co-kriging for environmental habitat modeling of the Highland Haggis using object-oriented, fuzzy-logic and neural-network techniques Short Note S. Nasir 589 PERIDOT: software package for the estimation of pressure—temperature—oxygen fugacity of upper mantle and lower crustal mineral assemblages John C. Butler 593 Another node on the Internet Book Review |. Lerche 595 Fractals in Reservoir Engineering by H. H. Hardy and R. A. Beier Software Review J. Harrop 597 Rockworks Version 7 NUMBER 6 A. K. Ambastha and Meng Yi Zhang 601 Iterative and numerical solutions for pressure- transient analysis of stress-sensitive reservoirs and aquifers J. Fdez-Valdivia, J. A. Garcia, 607 Simplifying cartographic boundaries by using a and M. Garcia-Silvente normalized measure of ambiguity |. V. Radhakrishna Murthy 625 Gravity anomalies of a _ vertical cylinder of and K. V. Swamy polygonal cross-section and their inversion N. Laube, S. Hergarten, 631 MODUSCALC—a computer program to calculate a and H. J. Neugebauer mode from a geochemical rock analysis Jordi Delgado Martin 639 EQMIN, a Microsoft® Excel© spreadsheet to perform thermodynamic calculations: a didactic approach Philip S. Powers, Marta Chiarle, 651 A digital photogrammetric method for measuring and William Z. Savage horizontal surficial movements on the Slumgullion earthflow, Hinsdale County, Colorado S. E. Franklin, M. A. Wulder, 665 Automated derivation of geographic window sizes and M. B. Lavigne for use in remote sensing digital image texture analysis Rudolf Richter 675 Atmospheric correction of satellite data with haze removal including a haze/clear transition region Douglas D. Nelson, William E. Full, 683 FORMA: a program in C to trace object peripheries and Silvio Evangelista for two-dimensional shape analysis List of contents Short Note Daniel Marshall 697 TernPlot: an Excel spreadsheet for ternary diagrams Jehng-Jung Kao 701 Postscript routines for display of watershed data John C. Butler 705 Another node on the Internet NUMBER 7 John P. Wilson and 707 EROS: a grid-based program for estimating John C. Gallant spatially-distributed erosion indices John C. Gallant and 713 TAPES-G: a grid-based terrain analysis program John P. Wilson for the environmental sciences J. L. Laxton and K. Becken 723 The design and implementation of a_ spatial database for the production of geological maps José Fernandez, Ting-To Yu, 735 Deformation produced by a rectangular dipping and John B. Rundle fault in a viscoelastic-gravitational layered earth model. Part |: thrust faul-—-FLTGRV and FLTGRH FORTRAN programs Ting-To Yu, John B. Rundle, 751 Deformation produced by a rectangular dipping and José Fernandez fault in a viscoelastic-gravitational layered earth model. Part Il: strike-slip fault—S7RGAV and STRGRH FORTRAN programs Clayton V. Deutsch 765 Correcting for negative weights in ordinary kriging Joan Reche 775 GPT: an Excel spreadsheet for thermobarometric and Francisco J. Martinez calculations in metapelitic rocks Rudolf Richter 785 Atmospheric correction of DAIS hyperspectral image data Patrick M. Bartier 795 Multivariate interpolation to incorporate thematic and C. Peter Keller surface data using inverse distance weighting (IDW) Régis Thiéry 801 A new object-oriented library for calculating analytically high-order multivariable derivatives and thermodynamic properties of fluids with equations of state Short Notes L. J. Whitcombe 817 A FORTRAN program to calculate tidal heights using the simplified harmonic method of tidal prediction Juan Garcia-Abdeslem 823 GL2D: a FORTRAN program to compute the gravity anomaly of a 2-D prism where density varies as a function of depth Jisheng Zhang 827 Formula and program for calculating gravity anomaly of two-dimensional bodies of irregular cross-section with variable density John C. Butler 831 Another node on the Internet Book Review John C. Davis 833 Introduction to Statistical Pattern Recognition by Keinosuke Fukunaga Corrigendum List of contents NUMBER 8 Jehng-Jung Kao 837 A raster-based C program for siting a landfill with optimal compactness James R. Carr 849 Spectral and textural classification of single and multiple band digital images* Christian Ekberg 867 SENVAR: a code for handling chemical uncertain- and Allan T. Emrén ties in solubility calculations” C. A. Babu 877 Evaluation of thermodynamic parameters of the atmosphere by a Fortran program” Jianghai Xia, Donald R. Sprowl, 883 A model of Precambrian geology of Kansas derived and Don W. Steeples from gravity and magnetic data* S. Falcon, L. Gavete, and A. Ruiz 897 A model to simulate the mining subsidence problem: coding and implementation of the algor- ithm Rajat Bindlish and 907 Aggregation of digital terrain data using a modified Ana Paula Barros fractal interpolation scheme J. Wheeler 919 DIFFARG: a program for simulating argon diffu- sion profiles in minerals* Short Notes D. Rameshwar Rao and 931 AMPH: a program for calculating formulae and for T. V. Subba Rao assigning names to the amphibole group of minerals Susanna Carbonin and Giorgio 935 Teaching application of an X-ray powder diffrac- Menegazzo tion data card file: XRD profile simulation and Hanawalt index tabulation” Martin Hansen 943 IMAGEX: a PC program for visualizing large three- dimensional matrices” John C. Butler 949 Another node on the Internet Book Reviews Alexandre Desbarats 951 Stochastic Modeling and Geostatistics: Principles, Methods and Case Studies AAPG Computer Applications in Geology No 3, edited by J. M. Yarus and R. L. Chambers Qiuming Cheng 952 Fractal Functions, Fractal Surfaces, and Wavelets, by Peter R. Massopust Frederik P. Agterberg 953 Interactive Spatial Data Analysis, by Trevor C. Bailey and Anthony C. Gatrell NUMBER 9 Brian G. Lees 955 Neural network applications in the geosciences: an introduction C. H. Jarvis and N. Stuart 959 The sensitivity of a neural network for classifying remotely sensed imagery G. W. H. German 969 Neural network architectures for the classification and M. N. Gahegan of temporal image sequences List of contents R. W. Fitzgerald and B. G. Lees 981 Temporal context in floristic classification Shane D. Murnion 995 Comparison of Back Propagation and Binary Diamond neural networks in the classification of a Landsat TM image Samuel Mann and 1003 The integration of ecological, neural and spatial George L. Benwell modelling for monitoring and prediction for semi- arid landscapes R. S. Muttiah, B. A. Engel, and Waste disposal site selection using GIS-based D. D. Jones simulated annealing Stan Openshaw and lan Turton A parallel Kohonen algorithm for the classification of large spatial datasets Shane D. Murnion 1027 Spatial analysis using unsupervised neural net- works Jehng-Jung Kao A Xerion-based Perl program to train a neural network for grid pattern recognition” John C. Butler 1051 Another node on the internet NUMBER 10 Ken Grossenbacher, Dov Bahat, 1053 TRIANGULATOR: Excel spreadsheets for convert- and Kenzi Karasaki ing relative bearings to XYZ coordinates, with applications to scaling photographs and orienting surfaces” Sergei S. Meshalkin 1061 INFOREX-3.0: a database on experimental studies and Alexei A. Ariskin of phase equilibria in igneous rocks and synthetic systems: |. Datafile and management system structure Alexei A. Ariskin, 1073 INFOREX-3.0: a database on experimental studies Galina S. Barmina, of phase equilibria in igneous rocks and synthetic Sergei S. Meshalkin, systems: II. Data description and _ petrological Georgy S. Nikolaev, applications and Renat R. Almeev Fernando J. Caviglia and 1083 An improved 2-D finite-difference circulation Walter C. Dragani model for tide- and wind-induced flows” Andreas Prokoph and 1097 Detection of nonstationarities in geological time Franz Barthelmes series: wavelet transform of chaotic and cyclic sequences M. Zeki Camur 1109 MINMELT: a Q-basic program for the numerical simulation of low-P high-T melt-mineral equilibria in alkalic and tholeiitic basic magmas” Matthew O. Ward, 1123 Acomputational environment for the management, William L. Power, and processing, and analysis of geological data Peter Ketelaar K. Duckworth and R. J. Brown 1133 A program for Fourier series synthesis of induced polarization waveforms” J. Massons, D. Domingo, and 1137 Automatic classification of VIS-IR METEOSAT J. Grau images” Viii List of contents Zohar Gvirtzman and Zvi Garfunkel 1147 Numerical solutions for the one-dimensional heat- conduction equation using a spreadsheet E. Savazzi 1159 Algorithms for converting photographs of fossils to ink drawings Denis Marcotte 1175 Fast variogram computation with FFT“ COGS Contribution Bruce R. Rogers 1187 Three-dimensional selection and its potential application in graphics and image processing of geoscience data” John C. Butler Another node on the Internet Book Review G. L. Macpherson Solute Modelling in Catchment Systems edited by Stephen T. Trudgill