PLearn 0.1
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The first sentence should be a BRIEF DESCRIPTION of what the class does. More...
#include <DichotomizeVMatrix.h>
Public Member Functions | |
DichotomizeVMatrix () | |
Default constructor. | |
virtual string | classname () const |
virtual OptionList & | getOptionList () const |
virtual OptionMap & | getOptionMap () const |
virtual RemoteMethodMap & | getRemoteMethodMap () const |
virtual DichotomizeVMatrix * | deepCopy (CopiesMap &copies) const |
virtual void | build () |
Simply calls inherited::build() then build_(). | |
virtual void | makeDeepCopyFromShallowCopy (CopiesMap &copies) |
Transforms a shallow copy into a deep copy. | |
Static Public Member Functions | |
static string | _classname_ () |
Declares name and deepCopy methods. | |
static OptionList & | _getOptionList_ () |
static RemoteMethodMap & | _getRemoteMethodMap_ () |
static Object * | _new_instance_for_typemap_ () |
static bool | _isa_ (const Object *o) |
static void | _static_initialize_ () |
static const PPath & | declaringFile () |
Public Attributes | |
TVec< pair< string, TVec< pair < real, real > > > > | discrete_variable_instructions |
### declare public option fields (such as build options) here Start your comments with Doxygen-compatible comments such as //! | |
int | verbose |
bool | missing_field_error |
Static Public Attributes | |
static StaticInitializer | _static_initializer_ |
Protected Member Functions | |
virtual void | getNewRow (int i, const Vec &v) const |
Fill the vector 'v' with the content of the i-th row. | |
Static Protected Member Functions | |
static void | declareOptions (OptionList &ol) |
Declares the class options. | |
Private Types | |
typedef SourceVMatrix | inherited |
Private Member Functions | |
void | build_ () |
This does the actual building. | |
Private Attributes | |
TVec< int > | instruction_index |
The first sentence should be a BRIEF DESCRIPTION of what the class does.
Place the rest of the class programmer documentation here. Doxygen supports Javadoc-style comments. See http://www.doxygen.org/manual.html
Definition at line 57 of file DichotomizeVMatrix.h.
typedef SourceVMatrix PLearn::DichotomizeVMatrix::inherited [private] |
Reimplemented from PLearn::SourceVMatrix.
Definition at line 59 of file DichotomizeVMatrix.h.
PLearn::DichotomizeVMatrix::DichotomizeVMatrix | ( | ) |
Default constructor.
Definition at line 54 of file DichotomizeVMatrix.cc.
: verbose(3), missing_field_error(true) /* ### Initialize all fields to their default value */ { // ... // ### You may (or not) want to call build_() to finish building the object // ### (doing so assumes the parent classes' build_() have been called too // ### in the parent classes' constructors, something that you must ensure) }
string PLearn::DichotomizeVMatrix::_classname_ | ( | ) | [static] |
Declares name and deepCopy methods.
Reimplemented from PLearn::SourceVMatrix.
Definition at line 52 of file DichotomizeVMatrix.cc.
OptionList & PLearn::DichotomizeVMatrix::_getOptionList_ | ( | ) | [static] |
Reimplemented from PLearn::SourceVMatrix.
Definition at line 52 of file DichotomizeVMatrix.cc.
RemoteMethodMap & PLearn::DichotomizeVMatrix::_getRemoteMethodMap_ | ( | ) | [static] |
Reimplemented from PLearn::SourceVMatrix.
Definition at line 52 of file DichotomizeVMatrix.cc.
Reimplemented from PLearn::SourceVMatrix.
Definition at line 52 of file DichotomizeVMatrix.cc.
Object * PLearn::DichotomizeVMatrix::_new_instance_for_typemap_ | ( | ) | [static] |
Reimplemented from PLearn::SourceVMatrix.
Definition at line 52 of file DichotomizeVMatrix.cc.
StaticInitializer DichotomizeVMatrix::_static_initializer_ & PLearn::DichotomizeVMatrix::_static_initialize_ | ( | ) | [static] |
Reimplemented from PLearn::SourceVMatrix.
Definition at line 52 of file DichotomizeVMatrix.cc.
void PLearn::DichotomizeVMatrix::build | ( | ) | [virtual] |
Simply calls inherited::build() then build_().
Reimplemented from PLearn::SourceVMatrix.
Definition at line 272 of file DichotomizeVMatrix.cc.
References PLearn::SourceVMatrix::build(), and build_().
{ inherited::build(); build_(); }
void PLearn::DichotomizeVMatrix::build_ | ( | ) | [private] |
This does the actual building.
Reimplemented from PLearn::SourceVMatrix.
Definition at line 141 of file DichotomizeVMatrix.cc.
References PLearn::VMatrix::declareFieldNames(), PLearn::VMatrix::defineSizes(), discrete_variable_instructions, PLearn::TVec< T >::fill(), instruction_index, PLearn::VMat::length(), PLearn::VMatrix::length_, missing_field_error, PLERROR, PLWARNING, PLearn::TVec< T >::resize(), PLearn::TVec< T >::size(), PLearn::SourceVMatrix::source, PLearn::tostring(), PLearn::VMatrix::updateMtime(), PLearn::VMatrix::width(), PLearn::VMat::width(), and PLearn::VMatrix::width_.
Referenced by build().
{ // ### This method should do the real building of the object, // ### according to set 'options', in *any* situation. // ### Typical situations include: // ### - Initial building of an object from a few user-specified options // ### - Building of a "reloaded" object: i.e. from the complete set of // ### all serialised options. // ### - Updating or "re-building" of an object after a few "tuning" // ### options have been modified. // ### You should assume that the parent class' build_() has already been // ### called. updateMtime(source); TVec<string> source_names = source->fieldNames(); instruction_index.resize(source->width()); instruction_index.fill(-1); //validate the instruction and order them as in the source matrix for (int ins_col = 0; ins_col < discrete_variable_instructions.size(); ins_col++) { int source_col; for (source_col = 0; source_col < source->width(); source_col++) { if (discrete_variable_instructions[ins_col].first == source_names[source_col]) break; } if (source_col >= source->width()){ if(missing_field_error) PLERROR("In DichotomizeVMatrix::build_() - " "no field with this name in the source data set: %s", (discrete_variable_instructions[ins_col].first).c_str()); else PLWARNING("In DichotomizeVMatrix::build_() - " "no field with this name in the source data set: %s", (discrete_variable_instructions[ins_col].first).c_str()); } else instruction_index[source_col] = ins_col; } // initialize inputsize_,targetsize_,weightsize_, width_,length() length_=source->length(); int sisize=source->inputsize(); int stsize=source->targetsize(); int swsize=source->weightsize(); int isize=0; int tsize=0; int wsize=0; int esize=0; for (int source_col = 0; source_col < sisize; source_col++) { if (instruction_index[source_col] < 0) isize++; else { TVec<pair<real, real> > instruction_ptr = discrete_variable_instructions[instruction_index[source_col]].second; isize += instruction_ptr.size(); } } for (int source_col = sisize; source_col < sisize + stsize; source_col++) { if (instruction_index[source_col] < 0) tsize++; else { TVec<pair<real, real> > instruction_ptr = discrete_variable_instructions[instruction_index[source_col]].second; tsize += instruction_ptr.size(); } } for (int source_col = sisize + stsize; source_col < sisize + stsize + swsize ; source_col++) { if (instruction_index[source_col] < 0) wsize++; else { TVec<pair<real, real> > instruction_ptr = discrete_variable_instructions[instruction_index[source_col]].second; wsize += instruction_ptr.size(); } } for (int source_col = sisize + stsize + swsize; source_col < sisize + stsize + swsize + source->extrasize() ; source_col++) { if (instruction_index[source_col] < 0) esize++; else { TVec<pair<real, real> > instruction_ptr = discrete_variable_instructions[instruction_index[source_col]].second; esize += instruction_ptr.size(); } } defineSizes(isize, tsize, wsize, esize); width_ = isize + tsize + wsize + esize; //get the fieldnames TVec<string> fnames(width()); int field_col = 0; for (int source_col = 0; source_col < source->width(); source_col++) { if (instruction_index[source_col] < 0) { fnames[field_col] = source_names[source_col]; field_col += 1; } else { TVec<pair<real, real> > instruction_ptr = discrete_variable_instructions[instruction_index[source_col]].second; if (instruction_ptr.size() == 0) { PLWARNING("In DichotomizeVMatrix::build_() -" "instruction for field %s have no range!", discrete_variable_instructions[instruction_index[source_col]].first.c_str()); continue; } for (int ins_col = 0; ins_col < instruction_ptr.size(); ins_col++) { fnames[field_col] = source_names[source_col] + "_" + tostring(instruction_ptr[ins_col].first) + "_" + tostring(instruction_ptr[ins_col].second); field_col += 1; } } } declareFieldNames(fnames); }
string PLearn::DichotomizeVMatrix::classname | ( | ) | const [virtual] |
Reimplemented from PLearn::SourceVMatrix.
Definition at line 52 of file DichotomizeVMatrix.cc.
void PLearn::DichotomizeVMatrix::declareOptions | ( | OptionList & | ol | ) | [static, protected] |
Declares the class options.
Reimplemented from PLearn::SourceVMatrix.
Definition at line 111 of file DichotomizeVMatrix.cc.
References PLearn::OptionBase::buildoption, PLearn::declareOption(), PLearn::SourceVMatrix::declareOptions(), discrete_variable_instructions, instruction_index, PLearn::OptionBase::learntoption, and missing_field_error.
{ // ### Declare all of this object's options here. // ### For the "flags" of each option, you should typically specify // ### one of OptionBase::buildoption, OptionBase::learntoption or // ### OptionBase::tuningoption. If you don't provide one of these three, // ### this option will be ignored when loading values from a script. // ### You can also combine flags, for example with OptionBase::nosave: // ### (OptionBase::buildoption | OptionBase::nosave) declareOption(ol, "discrete_variable_instructions", &DichotomizeVMatrix::discrete_variable_instructions, OptionBase::buildoption, "The instructions to dichotomize the variables in the form of field_name : TVec<pair>.\n" "The pairs are values from : to, each creating a 0, 1 variable.\n" "Variables with no specification will be kept as_is.\n"); declareOption(ol, "instruction_index", &DichotomizeVMatrix::instruction_index, OptionBase::learntoption, "An array that point each columns of the source matrix to its instruction."); declareOption(ol, "missing_field_error", &DichotomizeVMatrix::missing_field_error, OptionBase::buildoption, "If true we will generate an error is a field is" " in the instruction but not in the source." " Otherwise will generate a warning."); // Now call the parent class' declareOptions inherited::declareOptions(ol); }
static const PPath& PLearn::DichotomizeVMatrix::declaringFile | ( | ) | [inline, static] |
Reimplemented from PLearn::SourceVMatrix.
Definition at line 83 of file DichotomizeVMatrix.h.
:
//##### Protected Options ###############################################
DichotomizeVMatrix * PLearn::DichotomizeVMatrix::deepCopy | ( | CopiesMap & | copies | ) | const [virtual] |
Reimplemented from PLearn::SourceVMatrix.
Definition at line 52 of file DichotomizeVMatrix.cc.
Fill the vector 'v' with the content of the i-th row.
'v' is assumed to be the right size.
Reimplemented from PLearn::SourceVMatrix.
Definition at line 66 of file DichotomizeVMatrix.cc.
References discrete_variable_instructions, PLearn::VMat::fieldName(), instruction_index, PLearn::is_missing(), MISSING_VALUE, PLWARNING, PLearn::TVec< T >::size(), PLearn::SourceVMatrix::source, verbose, and PLearn::VMat::width().
{ Vec source_row(source->width()); source->getRow(i,source_row); for (int source_col = 0,output_col = 0; source_col < source->width(); source_col++) { if (instruction_index[source_col] < 0) { v[output_col] = source_row[source_col]; output_col += 1; } else { TVec<pair<real, real> > instruction_ptr = discrete_variable_instructions[instruction_index[source_col]].second; if (instruction_ptr.size() == 0) continue; bool missing = is_missing(source_row[source_col]); bool found_range = false; if(missing) found_range=true; for (int ins_col = 0; ins_col < instruction_ptr.size(); ins_col++) { if (missing) v[output_col] = MISSING_VALUE; else if (source_row[source_col] < instruction_ptr[ins_col].first || source_row[source_col] > instruction_ptr[ins_col].second) v[output_col] = 0.0; else { v[output_col] = 1.0; found_range=true; } output_col += 1; } if(found_range==false && verbose>2) { PLWARNING("DichotomizeVMatrix::getNewRow() - " "row %d, fields %s, have a value (%f) that are outside all dichotomize range", i,source->fieldName(source_col).c_str(),source_row[source_col]); } } } }
OptionList & PLearn::DichotomizeVMatrix::getOptionList | ( | ) | const [virtual] |
Reimplemented from PLearn::SourceVMatrix.
Definition at line 52 of file DichotomizeVMatrix.cc.
OptionMap & PLearn::DichotomizeVMatrix::getOptionMap | ( | ) | const [virtual] |
Reimplemented from PLearn::SourceVMatrix.
Definition at line 52 of file DichotomizeVMatrix.cc.
RemoteMethodMap & PLearn::DichotomizeVMatrix::getRemoteMethodMap | ( | ) | const [virtual] |
Reimplemented from PLearn::SourceVMatrix.
Definition at line 52 of file DichotomizeVMatrix.cc.
void PLearn::DichotomizeVMatrix::makeDeepCopyFromShallowCopy | ( | CopiesMap & | copies | ) | [virtual] |
Transforms a shallow copy into a deep copy.
Reimplemented from PLearn::SourceVMatrix.
Definition at line 278 of file DichotomizeVMatrix.cc.
References PLearn::deepCopyField(), discrete_variable_instructions, instruction_index, and PLearn::SourceVMatrix::makeDeepCopyFromShallowCopy().
{ inherited::makeDeepCopyFromShallowCopy(copies); deepCopyField(discrete_variable_instructions, copies); deepCopyField(instruction_index, copies); }
Reimplemented from PLearn::SourceVMatrix.
Definition at line 83 of file DichotomizeVMatrix.h.
TVec< pair<string, TVec< pair<real, real> > > > PLearn::DichotomizeVMatrix::discrete_variable_instructions |
### declare public option fields (such as build options) here Start your comments with Doxygen-compatible comments such as //!
Definition at line 66 of file DichotomizeVMatrix.h.
Referenced by build_(), declareOptions(), getNewRow(), and makeDeepCopyFromShallowCopy().
TVec<int> PLearn::DichotomizeVMatrix::instruction_index [private] |
Definition at line 121 of file DichotomizeVMatrix.h.
Referenced by build_(), declareOptions(), getNewRow(), and makeDeepCopyFromShallowCopy().
Definition at line 69 of file DichotomizeVMatrix.h.
Referenced by build_(), and declareOptions().
Definition at line 68 of file DichotomizeVMatrix.h.
Referenced by getNewRow().