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Change order to include predicted element

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This commit is contained in:
Lynn Ochs 2020-02-02 23:34:47 +01:00
parent 7e7980f68b
commit 279f95b855
1 changed files with 7 additions and 8 deletions
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15
test.cpp
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@ -133,8 +133,8 @@ protected:
}
double rate(Mapping const &m, int max_order = -1) const {
const auto order =
(-1 == max_order) ? corpus.order() : static_cast<size_t>(max_order);
const auto order = 1 + ((-1 == max_order) ? corpus.order()
: static_cast<size_t>(max_order));
double score = 0.;
char map[256];
m.create_map(&map[0]);
@ -143,14 +143,13 @@ protected:
for (size_t i = 0, valid = 0; i < len; i++) {
if (plain_text[i]) {
valid++;
if (valid == (order + 1)) {
score += log(corpus.probability(&plain_text[i - valid], valid));
} else if (valid > (order + 1)) {
score += log(
corpus.final_probability(&plain_text[i - order - 1], order + 1));
if (valid == order) {
score += log(corpus.probability(&plain_text[i - order], order));
} else if (valid > order) {
score += log(corpus.final_probability(&plain_text[i - order], order));
}
} else {
if (valid && (valid <= order)) {
if (valid && (valid < order)) {
score += log(corpus.probability(&plain_text[i - valid], valid));
}
valid = 0;