/usr/include/cld2/internal/cldutil_offline.h is in libcld2-dev 0.0.0-git20150806-6.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 | // Copyright 2013 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// Author: dsites@google.com (Dick Sites)
//
// Just the stuff shared between offline table builder and online detector
//
#ifndef I18N_ENCODINGS_CLD2_INTERNAL_NEW_CLDUTIL_OFFLINE_H__
#define I18N_ENCODINGS_CLD2_INTERNAL_NEW_CLDUTIL_OFFLINE_H__
#include "cldutil_shared.h"
#include "integral_types.h"
#include "lang_script.h"
namespace CLD2 {
//------------------------------------------------------------------------------
// Offline: used by mapreduce or table construction
//------------------------------------------------------------------------------
// Find top two langs and scores for one word; underpins delta tables
void DoWordScore(const char* isrc, int srclen, ULScript ulscript,
const CLD2TableSummary* wrt_unigram_obj,
const CLD2TableSummary* wrt_quadgram_obj,
Language* lang1, int* score1,
Language* lang2, int* score2);
// For constructing tables
// Given a vector of 3 probabilities 1..12, find subscript of best table match.
// Minimizes RMS error
// Brute-force version
uint8 FindBestProb3Match(const uint8* prob3);
// Not sure who calls this...
// Return the probability for given language, or 0
int GetProb(Language lang, uint32 probs);
// Converts a unigram prob/lang byte into an approximate prob/lang triple
// Just keeps the largest value.
// ONLY used in mapreduce, doing refinement of language boundaries.
uint32 ApproxProb3(int propval);
// Take three packed languages and three probabilities 1..12 and put into uint32
// For offline construction of tables
uint32 ProbPackV2(uint8* plang3, uint8* prob3);
// Take uint32 and unpack into three packed languages and three probabilities
// For runtime use of tables
void ProbUnpackV2(uint32 prob, uint8* plang3, uint8* prob3);
} // End namespace CLD2
#endif // I18N_ENCODINGS_CLD2_INTERNAL_NEW_CLDUTIL_OFFLINE_H__
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