#include <DbHelper.hpp>
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| static Id | findDuplicates (Db *db1, Db *db2, bool flag_same, bool verbose, Id opt_code, double tolcode, const 1 &dist, 1 &sel) |
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| static Id | centerPointToGrid (Db *db_point, DbGrid *db_grid, double eps_random=EPSILON6) |
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| static Id | normalizeVariables (Db *db, const char *oper, const 1 &cols, double center, double stdv) |
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| static Id | dbgrid_filling (DbGrid *dbgrid, Id mode=0, Id seed=34342, Id radius=1, bool verbose=false, const NamingConvention &namconv=NamingConvention("Fill")) |
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| static Id | db_duplicate (Db *db, bool verbose=false, const 1 &dist=1(), Id opt_code=0, double tolcode=0., const NamingConvention &namconv=NamingConvention("Duplicate", true, true, true, ELoc::fromKey("SEL"))) |
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| static Id | db_compositional_transform (Db *db, Id verbose, Id mode, Id type, Id number, Id *iatt_in, Id *iatt_out, Id *numout) |
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| static DbGrid * | dbgrid_sampling (DbGrid *dbin, const 1 &nmult) |
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| static Id | db_grid1D_fill (DbGrid *dbgrid, Id mode=0, Id seed=34243, const NamingConvention &namconv=NamingConvention("Fill")) |
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◆ centerPointToGrid()
| Id gstlrn::DbHelper::centerPointToGrid |
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Db * |
db_point, |
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DbGrid * |
db_grid, |
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double |
eps_random = EPSILON6 |
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) |
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static |
Centers the samples of a Db to the center of blocks of a grid Db
- Returns
- Error return code
- Parameters
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| [in] | db_point | descriptor of the point parameters |
| [in] | db_grid | descriptor of the grid parameters |
| [in] | eps_random | Randomisation Epsilon |
◆ db_compositional_transform()
| Id gstlrn::DbHelper::db_compositional_transform |
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Db * |
db, |
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Id |
verbose, |
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Id |
mode, |
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Id |
type, |
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Id |
number, |
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Id * |
iatt_in, |
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Id * |
iatt_out, |
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Id * |
numout |
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) |
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static |
Translate a set of compositional variables into auxiliary variables
- Returns
- Error return code
- Parameters
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| [in] | db | Db characteristics |
| [in] | verbose | 1 for a Verbose option |
| [in] | mode | 1 for Forward and -1 for Backward transformation |
| [in] | type | Type of conversion
- 0 : Simple transformation in proportion
- 1 : Additive logratio
- 2 : Centered logratio
- 3 : Isometric logratio
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| [in] | number | Number of input attributes |
| [in] | iatt_in | Array of the input attribute |
| [in] | iatt_out | Array of the output attribute |
| [out] | numout | Number of variables in output |
◆ db_duplicate()
| Id gstlrn::DbHelper::db_duplicate |
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Db * |
db, |
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bool |
verbose = false, |
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const 1 & |
dist = 1(), |
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Id |
opt_code = 0, |
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double |
tolcode = 0., |
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const NamingConvention & |
namconv = NamingConvention("Duplicate", true, true, true, ELoc::fromKey("SEL")) |
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) |
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static |
Look for duplicates within a Db
- Returns
- Error return code
- Parameters
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| [in] | db | Db Structure |
| [in] | verbose | True for verbose output |
| [in] | dist | Array of the minimum distance |
| [in] | opt_code | code selection option (if code is defined)
- 0 : no use of the code selection
- 1 : codes must be close enough
- 2 : codes must be different
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| [in] | tolcode | Code tolerance |
| [in] | namconv | Naming convention |
◆ db_grid1D_fill()
Fill an incomplete 1-D grid
- Returns
- Error returned code
- Parameters
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| [in] | dbgrid | Db grid structure |
| [in] | mode | Type of interpolation
- 0 : Linear interpolation
- 1 : Cubic Spline
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| [in] | seed | Seed used for the random number generation |
| [in] | namconv | Naming convention |
◆ dbgrid_filling()
Fill an incomplete grid
- Returns
- Error returned code
- Parameters
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| [in] | dbgrid | Db grid structure |
| [in] | mode | Type of interpolation
- 0 : Moving average
- 1 : Inverse squared distance
- 2 : Interpolation by a linear plane
- 3 : Distance to the initial grains
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| [in] | seed | Seed used for the random number generation |
| [in] | radius | Radius of the neighborhood |
| [in] | verbose | Verbose flag |
| [in] | namconv | Naming convention |
◆ dbgrid_sampling()
| DbGrid * gstlrn::DbHelper::dbgrid_sampling |
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DbGrid * |
dbin, |
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const 1 & |
nmult |
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static |
Sample a grid into a finer subgrid (all variables)
- Returns
- Error return code
- Parameters
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| [in] | dbin | Descriptor of the grid parameters |
| [in] | nmult | Array of multiplicity coefficients |
◆ findDuplicates()
| Id gstlrn::DbHelper::findDuplicates |
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Db * |
db1, |
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Db * |
db2, |
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bool |
flag_same, |
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bool |
verbose, |
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Id |
opt_code, |
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double |
tolcode, |
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const 1 & |
dist, |
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1 & |
sel |
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static |
Look for duplicates
- Returns
- Error return code
- Parameters
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| [in] | db1 | First Db |
| [in] | db2 | Second Db |
| [in] | flag_same | True if the two Db files are the same |
| [in] | verbose | True for verbose output |
| [in] | opt_code | code selection option (if code is defined)
- 0 : no use of the code selection
- 1 : codes must be close enough
- 2 : codes must be different
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| [in] | tolcode | Code tolerance |
| [in] | dist | Array of the minimum distance whose length is the space dimension (or NULL for a null distance) |
| [out] | sel | Array containing the selection |
◆ normalizeVariables()
| Id gstlrn::DbHelper::normalizeVariables |
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Db * |
db, |
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const char * |
oper, |
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const 1 & |
cols, |
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double |
center, |
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double |
stdv |
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static |
Normalize a set of variables
- Returns
- Error returned code
- Parameters
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| [in] | db | Db structure |
| [in] | oper | Name of the operator
- "mean" : Normalize the mean to the input value
- "stdv" : Normalize the st. dev. to the input value
- "scal" : Normalize the mean and st. dev.
- "prop" : Normalize the variables to proportions
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| [in] | cols | Ranks of the variables |
| [in] | center | Theoretical Mean value |
| [in] | stdv | Theoretical Standard Deviation value |
The documentation for this class was generated from the following files:
- include/Db/DbHelper.hpp
- src/Db/DbHelper.cpp
1.9.8