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libpgf: preliminary version for the statistical ranking. we use naive statistical model with random weight for the meta variables.

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kr.angelov
2012-03-02 19:25:01 +00:00
parent 3790733e30
commit 4d1b0859d0
3 changed files with 193 additions and 126 deletions
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28
src/runtime/c/utils/pgf-translate.c
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@@ -24,14 +24,23 @@ int main(int argc, char* argv[]) {
GuPool* pool = gu_new_pool();
int status = EXIT_SUCCESS;
if (argc != 5) {
fprintf(stderr, "usage: %s pgf cat from_lang to_lang\n", argv[0]);
fprintf(stderr, "usage: %s pgf [.]cat from_lang to_lang\n", argv[0]);
status = EXIT_FAILURE;
goto fail;
}
char* filename = argv[1];
// Transform C strings to libgu strings
GuString cat = gu_str_string(argv[2], pool);
GuString cat;
bool robust_mode;
if (argv[2][0] == '.') {
printf("%s\n", argv[2]+1);
cat = gu_str_string(argv[2]+1, pool);
robust_mode = true;
} else {
cat = gu_str_string(argv[2], pool);
robust_mode = false;
}
GuString from_lang = gu_str_string(argv[3], pool);
GuString to_lang = gu_str_string(argv[4], pool);
@@ -107,7 +116,7 @@ int main(int argc, char* argv[]) {
// Begin parsing a sentence of the specified category
PgfParse* parse =
pgf_parser_parse(from_concr, cat, lin_idx, pool);
pgf_parser_parse(&pgf->abstract, from_concr, cat, lin_idx, pool);
if (parse == NULL) {
fprintf(stderr, "Couldn't begin parsing\n");
status = EXIT_FAILURE;
@@ -120,7 +129,7 @@ int main(int argc, char* argv[]) {
GuString tok_s = gu_str_string(tok, pool);
gu_debug("parsing token \"%s\"", tok);
// feed the token to get a new parse state
parse = pgf_parse_token(parse, tok_s, true, ppool);
parse = pgf_parse_token(parse, tok_s, robust_mode, ppool);
if (!parse) {
fprintf(stderr,
"Unexpected token: \"%s\"\n", tok);
@@ -139,6 +148,9 @@ int main(int argc, char* argv[]) {
while (true) {
PgfExpr expr = gu_next(result, PgfExpr, ppool);
clock_t end = clock();
// The enumerator will return a null variant at the
// end of the results.
if (gu_variant_is_null(expr)) {
@@ -148,6 +160,12 @@ int main(int argc, char* argv[]) {
// Write out the abstract syntax tree
pgf_print_expr(expr, 0, wtr, err);
gu_putc('\n', wtr, err);
if (robust_mode) {
double cpu_time_used = ((double) (end - start)) / CLOCKS_PER_SEC;
printf("%.2f sec\n", cpu_time_used);
break;
}
// Enumerate the concrete syntax trees corresponding
// to the abstract tree.