<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <HTML ><HEAD ><TITLE >fann_get_activation_steepness_hidden</TITLE ><link href="../style.css" rel="stylesheet" type="text/css"><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK REL="HOME" TITLE="Fast Artificial Neural Network Library" HREF="index.html"><LINK REL="UP" TITLE="Options" HREF="x938.html"><LINK REL="PREVIOUS" TITLE="fann_set_activation_function_output" HREF="r1076.html"><LINK REL="NEXT" TITLE="fann_set_activation_steepness_hidden" HREF="r1112.html"></HEAD ><BODY CLASS="refentry" BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >Fast Artificial Neural Network Library</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="r1076.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="r1112.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="api.fann_get_activation_steepness_hidden" ></A >fann_get_activation_steepness_hidden</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN1097" ></A ><H2 >Name</H2 >fann_get_activation_steepness_hidden -- Retrieve the steepness of the activation function of the hidden layers.</DIV ><DIV CLASS="refsect1" ><A NAME="AEN1100" ></A ><H2 >Description</H2 ><code class="methodsynopsis" > <span class="type" >fann_type </span >fann_get_activation_steepness_hidden(<span class="methodparam" ><span class="type" >struct fann * </span ><span class="parameter" >ann</span ></span >); </code ><P >Return the steepness of the activation function of the hidden layers.</P ><P > The steepness defaults to 0.5 and a larger steepness will make the slope of the activation function more steep, while a smaller steepness will make the slope less steep. A large steepness is well suited for classification problems while a small steepness is well suited for function approximation. </P ><P >This function appears in FANN >= 1.2.0. and replaces the <CODE CLASS="methodname" >fann_get_activation_hidden_steepness</CODE > function from FANN >= 1.0.0.</P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="r1076.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="r1112.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >fann_set_activation_function_output</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="x938.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >fann_set_activation_steepness_hidden</TD ></TR ></TABLE ></DIV ></BODY ></HTML >
By viewing downloads associated with this article you agree to the Terms of Service and the article's licence.
If a file you wish to view isn't highlighted, and is a text file (not binary), please let us know and we'll add colourisation support for it.
This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)