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<p>Word graph search implementation.
<a href="#details">More...</a></p>
<p><a href="ps__lattice__internal_8h_source.html">Go to the source code of this file.</a></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="nested-classes"></a>
Data Structures</h2></td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="structlatlink__list__s.html">latlink_list_s</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Linked list of DAG link pointers. <a href="structlatlink__list__s.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="structps__lattice__s.html">ps_lattice_s</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Word graph structure used in bestpath/nbest search. <a href="structps__lattice__s.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="structps__latlink__s.html">ps_latlink_s</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Links between DAG nodes. <a href="structps__latlink__s.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="structps__latnode__s.html">ps_latnode_s</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">DAG nodes. <a href="structps__latnode__s.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="structdag__seg__s.html">dag_seg_s</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Segmentation "iterator" for backpointer table results. <a href="structdag__seg__s.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="structps__latpath__s.html">ps_latpath_s</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Partial path structure used in N-best (A*) search. <a href="structps__latpath__s.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="structps__astar__s.html">ps_astar_s</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">A* search structure. <a href="structps__astar__s.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="structastar__seg__s.html">astar_seg_s</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Segmentation "iterator" for A* search results. <a href="structastar__seg__s.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="typedef-members"></a>
Typedefs</h2></td></tr>
<tr class="memitem:a32dd9511afc2f024dc63c9c060261e94"><td class="memItemLeft" align="right" valign="top">typedef struct <a class="el" href="structlatlink__list__s.html">latlink_list_s</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="ps__lattice__internal_8h.html#a32dd9511afc2f024dc63c9c060261e94">latlink_list_t</a></td></tr>
<tr class="memdesc:a32dd9511afc2f024dc63c9c060261e94"><td class="mdescLeft"> </td><td class="mdescRight">Linked list of DAG link pointers. <a href="#a32dd9511afc2f024dc63c9c060261e94">More...</a><br /></td></tr>
<tr class="separator:a32dd9511afc2f024dc63c9c060261e94"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a58a548300316e58e8c3b9e2bb90f980a"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a58a548300316e58e8c3b9e2bb90f980a"></a>
typedef struct <a class="el" href="structdag__seg__s.html">dag_seg_s</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="ps__lattice__internal_8h.html#a58a548300316e58e8c3b9e2bb90f980a">dag_seg_t</a></td></tr>
<tr class="memdesc:a58a548300316e58e8c3b9e2bb90f980a"><td class="mdescLeft"> </td><td class="mdescRight">Segmentation "iterator" for backpointer table results. <br /></td></tr>
<tr class="separator:a58a548300316e58e8c3b9e2bb90f980a"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aba5a485290f665fb2e7e514a32ba3073"><td class="memItemLeft" align="right" valign="top">typedef struct <a class="el" href="structps__latpath__s.html">ps_latpath_s</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="ps__lattice__internal_8h.html#aba5a485290f665fb2e7e514a32ba3073">ps_latpath_t</a></td></tr>
<tr class="memdesc:aba5a485290f665fb2e7e514a32ba3073"><td class="mdescLeft"> </td><td class="mdescRight">Partial path structure used in N-best (A*) search. <a href="#aba5a485290f665fb2e7e514a32ba3073">More...</a><br /></td></tr>
<tr class="separator:aba5a485290f665fb2e7e514a32ba3073"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a756a1b6f5dfe4e3f35052380f9acb8de"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a756a1b6f5dfe4e3f35052380f9acb8de"></a>
typedef struct <a class="el" href="structps__astar__s.html">ps_astar_s</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="ps__lattice__internal_8h.html#a756a1b6f5dfe4e3f35052380f9acb8de">ps_astar_t</a></td></tr>
<tr class="memdesc:a756a1b6f5dfe4e3f35052380f9acb8de"><td class="mdescLeft"> </td><td class="mdescRight">A* search structure. <br /></td></tr>
<tr class="separator:a756a1b6f5dfe4e3f35052380f9acb8de"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ac9ad8a97a222c2fa9e5c2bb66d26d74d"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ac9ad8a97a222c2fa9e5c2bb66d26d74d"></a>
typedef struct <a class="el" href="structastar__seg__s.html">astar_seg_s</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="ps__lattice__internal_8h.html#ac9ad8a97a222c2fa9e5c2bb66d26d74d">astar_seg_t</a></td></tr>
<tr class="memdesc:ac9ad8a97a222c2fa9e5c2bb66d26d74d"><td class="mdescLeft"> </td><td class="mdescRight">Segmentation "iterator" for A* search results. <br /></td></tr>
<tr class="separator:ac9ad8a97a222c2fa9e5c2bb66d26d74d"><td class="memSeparator" colspan="2"> </td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:a606f6ee0fd569dd5829d7f84ae7e61bd"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a606f6ee0fd569dd5829d7f84ae7e61bd"></a>
<a class="el" href="ps__lattice_8h.html#af3c03aa650aafdaea0cbcfabe1a1c1e5">ps_lattice_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="ps__lattice__internal_8h.html#a606f6ee0fd569dd5829d7f84ae7e61bd">ps_lattice_init_search</a> (<a class="el" href="pocketsphinx__internal_8h.html#adc3de4d62e46c5e6cb93d09fb61be8ee">ps_search_t</a> *search, int n_frame)</td></tr>
<tr class="memdesc:a606f6ee0fd569dd5829d7f84ae7e61bd"><td class="mdescLeft"> </td><td class="mdescRight">Construct an empty word graph with reference to a search structure. <br /></td></tr>
<tr class="separator:a606f6ee0fd569dd5829d7f84ae7e61bd"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a551b8246b45e8953491a24db438c59c1"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a551b8246b45e8953491a24db438c59c1"></a>
void </td><td class="memItemRight" valign="bottom"><a class="el" href="ps__lattice__internal_8h.html#a551b8246b45e8953491a24db438c59c1">ps_lattice_penalize_fillers</a> (<a class="el" href="ps__lattice_8h.html#af3c03aa650aafdaea0cbcfabe1a1c1e5">ps_lattice_t</a> *dag, int32 silpen, int32 fillpen)</td></tr>
<tr class="memdesc:a551b8246b45e8953491a24db438c59c1"><td class="mdescLeft"> </td><td class="mdescRight">Insert penalty for fillers. <br /></td></tr>
<tr class="separator:a551b8246b45e8953491a24db438c59c1"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a6da4e36322aaab4d2ebe812bee9a4439"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a6da4e36322aaab4d2ebe812bee9a4439"></a>
void </td><td class="memItemRight" valign="bottom"><a class="el" href="ps__lattice__internal_8h.html#a6da4e36322aaab4d2ebe812bee9a4439">ps_lattice_delete_unreachable</a> (<a class="el" href="ps__lattice_8h.html#af3c03aa650aafdaea0cbcfabe1a1c1e5">ps_lattice_t</a> *dag)</td></tr>
<tr class="memdesc:a6da4e36322aaab4d2ebe812bee9a4439"><td class="mdescLeft"> </td><td class="mdescRight">Remove nodes marked as unreachable. <br /></td></tr>
<tr class="separator:a6da4e36322aaab4d2ebe812bee9a4439"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a04896ebe0e2592bc7950d413b5d5c52e"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a04896ebe0e2592bc7950d413b5d5c52e"></a>
void </td><td class="memItemRight" valign="bottom"><a class="el" href="ps__lattice__internal_8h.html#a04896ebe0e2592bc7950d413b5d5c52e">ps_lattice_pushq</a> (<a class="el" href="ps__lattice_8h.html#af3c03aa650aafdaea0cbcfabe1a1c1e5">ps_lattice_t</a> *dag, <a class="el" href="ps__lattice_8h.html#a58ba3066b0b611f07c7ae57d77f8e776">ps_latlink_t</a> *link)</td></tr>
<tr class="memdesc:a04896ebe0e2592bc7950d413b5d5c52e"><td class="mdescLeft"> </td><td class="mdescRight">Add an edge to the traversal queue. <br /></td></tr>
<tr class="separator:a04896ebe0e2592bc7950d413b5d5c52e"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a481c4d941368597e11b0af4709bd03b0"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a481c4d941368597e11b0af4709bd03b0"></a>
<a class="el" href="ps__lattice_8h.html#a58ba3066b0b611f07c7ae57d77f8e776">ps_latlink_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="ps__lattice__internal_8h.html#a481c4d941368597e11b0af4709bd03b0">ps_lattice_popq</a> (<a class="el" href="ps__lattice_8h.html#af3c03aa650aafdaea0cbcfabe1a1c1e5">ps_lattice_t</a> *dag)</td></tr>
<tr class="memdesc:a481c4d941368597e11b0af4709bd03b0"><td class="mdescLeft"> </td><td class="mdescRight">Remove an edge from the traversal queue. <br /></td></tr>
<tr class="separator:a481c4d941368597e11b0af4709bd03b0"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ad128ca75e8bc7ca4ba41094fb5b68ee9"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ad128ca75e8bc7ca4ba41094fb5b68ee9"></a>
void </td><td class="memItemRight" valign="bottom"><a class="el" href="ps__lattice__internal_8h.html#ad128ca75e8bc7ca4ba41094fb5b68ee9">ps_lattice_delq</a> (<a class="el" href="ps__lattice_8h.html#af3c03aa650aafdaea0cbcfabe1a1c1e5">ps_lattice_t</a> *dag)</td></tr>
<tr class="memdesc:ad128ca75e8bc7ca4ba41094fb5b68ee9"><td class="mdescLeft"> </td><td class="mdescRight">Clear and reset the traversal queue. <br /></td></tr>
<tr class="separator:ad128ca75e8bc7ca4ba41094fb5b68ee9"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a7197508af770064ea825bb812dd6eddc"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a7197508af770064ea825bb812dd6eddc"></a>
<a class="el" href="ps__lattice__internal_8h.html#a32dd9511afc2f024dc63c9c060261e94">latlink_list_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="ps__lattice__internal_8h.html#a7197508af770064ea825bb812dd6eddc">latlink_list_new</a> (<a class="el" href="ps__lattice_8h.html#af3c03aa650aafdaea0cbcfabe1a1c1e5">ps_lattice_t</a> *dag, <a class="el" href="ps__lattice_8h.html#a58ba3066b0b611f07c7ae57d77f8e776">ps_latlink_t</a> *link, <a class="el" href="ps__lattice__internal_8h.html#a32dd9511afc2f024dc63c9c060261e94">latlink_list_t</a> *next)</td></tr>
<tr class="memdesc:a7197508af770064ea825bb812dd6eddc"><td class="mdescLeft"> </td><td class="mdescRight">Create a new lattice link element. <br /></td></tr>
<tr class="separator:a7197508af770064ea825bb812dd6eddc"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a02b07c009d23b852bd4db54700dfac5b"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a02b07c009d23b852bd4db54700dfac5b"></a>
char const * </td><td class="memItemRight" valign="bottom"><a class="el" href="ps__lattice__internal_8h.html#a02b07c009d23b852bd4db54700dfac5b">ps_lattice_hyp</a> (<a class="el" href="ps__lattice_8h.html#af3c03aa650aafdaea0cbcfabe1a1c1e5">ps_lattice_t</a> *dag, <a class="el" href="ps__lattice_8h.html#a58ba3066b0b611f07c7ae57d77f8e776">ps_latlink_t</a> *link)</td></tr>
<tr class="memdesc:a02b07c009d23b852bd4db54700dfac5b"><td class="mdescLeft"> </td><td class="mdescRight">Get hypothesis string after bestpath search. <br /></td></tr>
<tr class="separator:a02b07c009d23b852bd4db54700dfac5b"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:afedbc5558c18f7d029e84a4e27e38187"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="afedbc5558c18f7d029e84a4e27e38187"></a>
<a class="el" href="pocketsphinx_8h.html#a64d3ac229ef945017112bab4c2a5ec94">ps_seg_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="ps__lattice__internal_8h.html#afedbc5558c18f7d029e84a4e27e38187">ps_lattice_seg_iter</a> (<a class="el" href="ps__lattice_8h.html#af3c03aa650aafdaea0cbcfabe1a1c1e5">ps_lattice_t</a> *dag, <a class="el" href="ps__lattice_8h.html#a58ba3066b0b611f07c7ae57d77f8e776">ps_latlink_t</a> *link, float32 lwf)</td></tr>
<tr class="memdesc:afedbc5558c18f7d029e84a4e27e38187"><td class="mdescLeft"> </td><td class="mdescRight">Get hypothesis segmentation iterator after bestpath search. <br /></td></tr>
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<tr class="memitem:aaf9aedd3cd8bd1d45053e10828215a25"><td class="memItemLeft" align="right" valign="top"><a class="el" href="ps__lattice__internal_8h.html#a756a1b6f5dfe4e3f35052380f9acb8de">ps_astar_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="ps__lattice__internal_8h.html#aaf9aedd3cd8bd1d45053e10828215a25">ps_astar_start</a> (<a class="el" href="ps__lattice_8h.html#af3c03aa650aafdaea0cbcfabe1a1c1e5">ps_lattice_t</a> *dag, ngram_model_t *lmset, float32 lwf, int sf, int ef, int w1, int w2)</td></tr>
<tr class="memdesc:aaf9aedd3cd8bd1d45053e10828215a25"><td class="mdescLeft"> </td><td class="mdescRight">Begin N-Gram based A* search on a word graph. <a href="#aaf9aedd3cd8bd1d45053e10828215a25">More...</a><br /></td></tr>
<tr class="separator:aaf9aedd3cd8bd1d45053e10828215a25"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a6bea95f8fb827af790bbe6ce1920908c"><td class="memItemLeft" align="right" valign="top"><a class="el" href="ps__lattice__internal_8h.html#aba5a485290f665fb2e7e514a32ba3073">ps_latpath_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="ps__lattice__internal_8h.html#a6bea95f8fb827af790bbe6ce1920908c">ps_astar_next</a> (<a class="el" href="ps__lattice__internal_8h.html#a756a1b6f5dfe4e3f35052380f9acb8de">ps_astar_t</a> *nbest)</td></tr>
<tr class="memdesc:a6bea95f8fb827af790bbe6ce1920908c"><td class="mdescLeft"> </td><td class="mdescRight">Find next best hypothesis of A* on a word graph. <a href="#a6bea95f8fb827af790bbe6ce1920908c">More...</a><br /></td></tr>
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<tr class="memitem:abfb03e9e0fcbe3def45120f5ba43be14"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="abfb03e9e0fcbe3def45120f5ba43be14"></a>
void </td><td class="memItemRight" valign="bottom"><a class="el" href="ps__lattice__internal_8h.html#abfb03e9e0fcbe3def45120f5ba43be14">ps_astar_finish</a> (<a class="el" href="ps__lattice__internal_8h.html#a756a1b6f5dfe4e3f35052380f9acb8de">ps_astar_t</a> *nbest)</td></tr>
<tr class="memdesc:abfb03e9e0fcbe3def45120f5ba43be14"><td class="mdescLeft"> </td><td class="mdescRight">Finish N-best search, releasing resources associated with it. <br /></td></tr>
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<tr class="memitem:ac7372b5c5ec111f6814ce1ba495593e4"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ac7372b5c5ec111f6814ce1ba495593e4"></a>
char const * </td><td class="memItemRight" valign="bottom"><a class="el" href="ps__lattice__internal_8h.html#ac7372b5c5ec111f6814ce1ba495593e4">ps_astar_hyp</a> (<a class="el" href="ps__lattice__internal_8h.html#a756a1b6f5dfe4e3f35052380f9acb8de">ps_astar_t</a> *nbest, <a class="el" href="ps__lattice__internal_8h.html#aba5a485290f665fb2e7e514a32ba3073">ps_latpath_t</a> *path)</td></tr>
<tr class="memdesc:ac7372b5c5ec111f6814ce1ba495593e4"><td class="mdescLeft"> </td><td class="mdescRight">Get hypothesis string from A* search. <br /></td></tr>
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<tr class="memitem:ac8e3dff7276c03c93377d0cb79fbdbd7"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ac8e3dff7276c03c93377d0cb79fbdbd7"></a>
<a class="el" href="pocketsphinx_8h.html#a64d3ac229ef945017112bab4c2a5ec94">ps_seg_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="ps__lattice__internal_8h.html#ac8e3dff7276c03c93377d0cb79fbdbd7">ps_astar_seg_iter</a> (<a class="el" href="ps__lattice__internal_8h.html#a756a1b6f5dfe4e3f35052380f9acb8de">ps_astar_t</a> *astar, <a class="el" href="ps__lattice__internal_8h.html#aba5a485290f665fb2e7e514a32ba3073">ps_latpath_t</a> *path, float32 lwf)</td></tr>
<tr class="memdesc:ac8e3dff7276c03c93377d0cb79fbdbd7"><td class="mdescLeft"> </td><td class="mdescRight">Get hypothesis segmentation from A* search. <br /></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Word graph search implementation. </p>
<p>Definition in file <a class="el" href="ps__lattice__internal_8h_source.html">ps_lattice_internal.h</a>.</p>
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<td class="memname">typedef struct <a class="el" href="structlatlink__list__s.html">latlink_list_s</a> <a class="el" href="ps__lattice__internal_8h.html#a32dd9511afc2f024dc63c9c060261e94">latlink_list_t</a></td>
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<p>Linked list of DAG link pointers. </p>
<p>Because the same link structure is used for forward and reverse links, as well as for the agenda used in bestpath search, we can't store the list pointer inside latlink_t. We could use glist_t here, but it wastes 4 bytes per entry on 32-bit machines. </p>
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<td class="memname">typedef struct <a class="el" href="structps__latpath__s.html">ps_latpath_s</a> <a class="el" href="ps__lattice__internal_8h.html#aba5a485290f665fb2e7e514a32ba3073">ps_latpath_t</a></td>
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<p>Partial path structure used in N-best (A*) search. </p>
<p>Each partial path (latpath_t) is constructed by extending another partial path–parent–by one node. </p>
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<h2 class="groupheader">Function Documentation</h2>
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<td class="memname"><a class="el" href="ps__lattice__internal_8h.html#aba5a485290f665fb2e7e514a32ba3073">ps_latpath_t</a>* ps_astar_next </td>
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<td class="paramtype"><a class="el" href="ps__lattice__internal_8h.html#a756a1b6f5dfe4e3f35052380f9acb8de">ps_astar_t</a> * </td>
<td class="paramname"><em>nbest</em></td><td>)</td>
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<p>Find next best hypothesis of A* on a word graph. </p>
<dl class="section return"><dt>Returns</dt><dd>a complete path, or NULL if no more hypotheses exist. </dd></dl>
<p>Definition at line <a class="el" href="ps__lattice_8c_source.html#l01771">1771</a> of file <a class="el" href="ps__lattice_8c_source.html">ps_lattice.c</a>.</p>
<p>References <a class="el" href="ps__lattice__internal_8h_source.html#l00072">ps_lattice_s::end</a>, <a class="el" href="ps__lattice__internal_8h_source.html#l00118">ps_latnode_s::fef</a>, <a class="el" href="ps__lattice__internal_8h_source.html#l00156">ps_latpath_s::next</a>, <a class="el" href="ps__lattice__internal_8h_source.html#l00154">ps_latpath_s::node</a>, and <a class="el" href="ps__lattice__internal_8h_source.html#l00120">ps_latnode_s::sf</a>.</p>
<p>Referenced by <a class="el" href="pocketsphinx_8c_source.html#l01328">ps_nbest_next()</a>.</p>
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<td class="memname"><a class="el" href="ps__lattice__internal_8h.html#a756a1b6f5dfe4e3f35052380f9acb8de">ps_astar_t</a>* ps_astar_start </td>
<td>(</td>
<td class="paramtype"><a class="el" href="ps__lattice_8h.html#af3c03aa650aafdaea0cbcfabe1a1c1e5">ps_lattice_t</a> * </td>
<td class="paramname"><em>dag</em>, </td>
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<td class="paramtype">ngram_model_t * </td>
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<p>Begin N-Gram based A* search on a word graph. </p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">sf</td><td>Starting frame for N-best search. </td></tr>
<tr><td class="paramname">ef</td><td>Ending frame for N-best search, or -1 for last frame. </td></tr>
<tr><td class="paramname">w1</td><td>First context word, or -1 for none. </td></tr>
<tr><td class="paramname">w2</td><td>Second context word, or -1 for none. </td></tr>
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<dl class="section return"><dt>Returns</dt><dd>0 for success, <0 on error. </dd></dl>
<p>Definition at line <a class="el" href="ps__lattice_8c_source.html#l01712">1712</a> of file <a class="el" href="ps__lattice_8c_source.html">ps_lattice.c</a>.</p>
<p>References <a class="el" href="ps__lattice__internal_8h_source.html#l00116">ps_latnode_s::basewid</a>, <a class="el" href="ps__lattice__internal_8h_source.html#l00072">ps_lattice_s::end</a>, <a class="el" href="ps__lattice__internal_8h_source.html#l00129">ps_latnode_s::exits</a>, <a class="el" href="ps__lattice__internal_8h_source.html#l00184">ps_astar_s::latpath_alloc</a>, <a class="el" href="ps__lattice__internal_8h_source.html#l00074">ps_lattice_s::n_frames</a>, <a class="el" href="ps__lattice__internal_8h_source.html#l00133">ps_latnode_s::next</a>, <a class="el" href="ps__lattice__internal_8h_source.html#l00154">ps_latpath_s::node</a>, <a class="el" href="ps__lattice__internal_8h_source.html#l00070">ps_lattice_s::nodes</a>, <a class="el" href="ps__lattice__internal_8h_source.html#l00155">ps_latpath_s::parent</a>, <a class="el" href="ps__lattice__internal_8h_source.html#l00126">ps_latnode_s::rem_score</a>, <a class="el" href="ps__lattice__internal_8h_source.html#l00157">ps_latpath_s::score</a>, <a class="el" href="hmm_8h_source.html#l00073">SENSCR_SHIFT</a>, <a class="el" href="ps__lattice__internal_8h_source.html#l00120">ps_latnode_s::sf</a>, and <a class="el" href="hmm_8h_source.html#l00084">WORST_SCORE</a>.</p>
<p>Referenced by <a class="el" href="pocketsphinx_8c_source.html#l01289">ps_nbest()</a>.</p>
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