NEWS
spatstat.sparse 3.1-0 (2024-06-21)
OVERVIEW
spatstat.sparse 3.0-3 (2023-10-24)
OVERVIEW
spatstat.sparse 3.0-2 (2023-06-25)
OVERVIEW
- We thank Joey Arthur for contributions.
- Bug fix.
BUG FIXES
- marginSumsSparse
If the result of marginSumsSparse was a one-dimensional sparse vector,
the entries were incorrectly rearranged so that the non-zero entries
were all at the beginning of the vector.
[Spotted by Joey Arthur.]
Fixed.
spatstat.sparse 3.0-1 (2023-03-12)
OVERVIEW
- Minor changes to package information.
spatstat.sparse 3.0-0 (2022-10-21)
OVERVIEW
spatstat.sparse 2.1-1 (2022-04-18)
OVERVIEW
BUG FIXES
- matrixsqrt, matrixinvsqrt, matrixpower
If the result was a complex-valued matrix,
the values were completely incorrect.
Fixed.
spatstat.sparse 2.1-0 (2021-12-17)
OVERVIEW
- Join two sparse arrays.
- Minor improvements and bug fixes.
NEW FUNCTIONS
- bind.sparse3Darray
Join two sparse three-dimensional arrays along a specified dimension
(analogously to 'rbind', 'cbind' or 'abind') to make another
sparse three-dimensional array.
SIGNIFICANT USER-VISIBLE CHANGES
- quadform
Argument 'v=NULL' is now accepted, and interpreted as the identity matrix.
- bilinearform
Argument 'v=NULL' is now accepted, and interpreted as the identity matrix.
BUG FIXES
- quadform
Crashed if 'v' was missing.
Fixed.
spatstat.sparse 2.0-0 (2021-03-16)
OVERVIEW
- Package adjusted to conform to the spatstat family.
- New function 'gridadjacencymatrix'.
NEW FUNCTIONS
- gridadjacencymatrix
Given the dimensions of a rectangular grid of points,
create the adjacency matrix for the corresponding neighbourhood
graph, whose vertices are the grid points, and whose edges are the
joins between neighbouring grid points. The result is a sparse matrix.
spatstat.sparse 1.3-1
OVERVIEW
spatstat.sparse 1.3-0
OVERVIEW
- Some code has been transferred to spatstat.utils.
SIGNIFICANT USER-VISIBLE CHANGES
- RelevantNA, RelevantZero, RelevantEmpty, grokIndexVector
These functions have been moved to the package 'spatstat.utils'.
spatstat.sparse 1.2-1 (2021-02-06)
OVERVIEW
spatstat.sparse 1.2-0 (2021-01-08)
OVERVIEW
SIGNIFICANT USER-VISIBLE CHANGES
- spatstat.sparse
Code should run faster; we have reduced the overheads in executing C code.
spatstat.sparse 1.1-1
OVERVIEW
- Internal code improvements.
spatstat.sparse 1.1-0 (2020-06-04)
OVERVIEW
- Internal code improvements.
spatstat.sparse 1.0-9
OVERVIEW
- Internal code improvements.
spatstat.sparse 1.0-8
OVERVIEW
- Internal code improvements.
BUG FIXES
- sumouter
Crashed if 'w' contained NA values.
Fixed.
spatstat.sparse 1.0-7
OVERVIEW
spatstat.sparse 1.0-6
OVERVIEW
SIGNIFICANT USER-VISIBLE CHANGES
- marginSumsSparse
This function is now documented.
spatstat.sparse 1.0-5
OVERVIEW
- More support for complex values
SIGNIFICANT USER-VISIBLE CHANGES
- sumouter, quadform, bilinearform
These functions now handle complex-valued matrices and vectors.
- marginSumsSparse
This function now handles complex-valued sparse arrays.
spatstat.sparse 1.0-4
OVERVIEW
- spatstat.sparse now 'requires' the Matrix package.
SIGNIFICANT USER-VISIBLE CHANGES
- spatstat.sparse package
spatstat.sparse now 'requires' the Matrix package, so that
Matrix is loaded when spatstat.sparse is loaded.
spatstat.sparse 1.0-3
OVERVIEW
SIGNIFICANT USER-VISIBLE CHANGES
- "[.sparse3Darray"
The subset extraction operator is now documented.
- "[<-.sparse3Darray"
The subset assignment operator is now documented.
- as.array.sparse3Darray
This method is now documented.
- anyNA.sparse3Darray
This method is now documented.
- dim.sparse3Darray, "dim<-.sparse3Darray"
These methods are now documented.
- dimnames.sparse3Darray, "dimnames<-.sparse3Darray"
These methods are now documented.
- sumouter
A mathematical statement in the help file has been corrected.
spatstat.sparse 1.0-2
OVERVIEW
SIGNIFICANT USER-VISIBLE CHANGES
- sparse3Darray
This function is now documented.
- aperm.sparse3Darray
This function is now documented.
- as.sparse3Darray
This function is now documented.
- tensorSparse
This function is now documented.
- Math.sparse3Darray, Ops.sparse3Darray, Complex.sparse3Darray,
Summary.sparse3Darray
The methods for the group generics are now documented.
spatstat.sparse 1.0-1
OVERVIEW
- Corrections to the internal structure.
- Bug fixes.
- More functions are documented
SIGNIFICANT USER-VISIBLE CHANGES
- sumsymouter
New argument 'distinct'.
BUG FIXES
- sumsymouter
Results were incorrect for sparse arrays in some cases:
some contributions to the sum were omitted.
Fixed.
spatstat.sparse 1.0-0
OVERVIEW
- This new package has been created from
code removed from the spatstat package.