Use default FATs from manufacturers

Cito · Cito · commit 70cd037b2675 · 2025-10-09T13:37:35.000+02:00
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -2,6 +2,14 @@
 
 All notable changes to this project will be documented in this file.
 
+## [1.1.0] - 2025-10-09
+
+### Changed
+
+- The center frequencies are now initialized with the actual default FATs
+  for the various manufacturers that I found in the literature,
+  instead of using a default log space distribution from 200..7500 Hz.
+
 ## [1.0.0] - 2025-10-01
 
 ### Added
diff --git a/index.html b/index.html
@@ -14,15 +14,14 @@
       href="https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700&display=swap"
       rel="stylesheet"
     />
-    <link rel="stylesheet" href="main.css" />
+    <link rel="stylesheet" href="main.css?v=1.1" />
   </head>
   <body>
     <header class="site-header">
       <div class="container">
         <h1 class="title">Binaural CI Alignment</h1>
         <p class="subtitle">
-          Align the center frequencies of your cochlear implant with your other
-          ear
+          Align the center frequencies of your cochlear implant with your other ear
         </p>
       </div>
     </header>
@@ -244,14 +243,14 @@ <h1 class="title">Binaural CI Alignment</h1>
 
     <footer class="site-footer">
       <div class="container">
-        <b>bicial</b> <span id="version">v1.0</span> &mdash;
+        <b>bicial</b> <span id="version">v1.1</span> &mdash;
         a <a href="https://github.com/cito/bicial">GitHub project</a> &copy; 2025
         by <a href="https://github.com/cito">Christoph Zwerschke</a> &mdash; see
         <a href="#" id="lnkInstructions">info &amp; terms</a>
       </div>
     </footer>
 
-    <script src="cochlea.js"></script>
-    <script src="main.js"></script>
+    <script src="cochlea.js?v=1.1"></script>
+    <script src="main.js?v=1.1"></script>
   </body>
 </html>
diff --git a/main.js b/main.js
@@ -28,16 +28,32 @@
     const prefix = side === "L" ? KEYS.fLPrefix : KEYS.fRPrefix;
     const key = prefix + count;
     const raw = localStorage.getItem(key);
+    let fat;
     if (raw) {
       try {
-        const arr = JSON.parse(raw);
-        if (Array.isArray(arr) && arr.length === Number(count)) return arr;
+        fat = JSON.parse(raw);
+        if (Array.isArray(fat) && fat.length === Number(count)) return fat;
       } catch {}
     }
-    // default log-spaced 200..7500 Hz
-    const arr = logSpace(200, 7500, Number(count));
-    localStorage.setItem(key, JSON.stringify(arr));
-    return arr;
+    switch (count) {
+      case 12: // MED-EL
+        fat = [120, 235, 384, 579, 836, 1175,
+          1624, 2222, 3019, 4084, 5507, 7410];
+        break;
+      case 16: // Advanced Bionics
+        fat = [333, 455, 540, 642, 762, 906, 1076, 1278,
+          1518, 1803, 2142, 2544, 3022, 3590, 4264, 6665];
+        break;
+      case 22: // Cochlear (ACE high bin)
+        fat = [250, 375, 500, 625, 750, 875, 1000, 1125, 1250, 1500, 1750,
+          2000, 2250, 2625, 3000, 3500, 4000, 4625, 5250, 6000, 6875, 8000];
+        break;
+      default: // default log-spaced 200..8000 Hz
+        fat = logSpace(200, 8000, Number(count));
+        break;
+    }
+    localStorage.setItem(key, JSON.stringify(fat));
+    return fat;
   }
   function setF(count, side, arr) {
     const prefix = side === "L" ? KEYS.fLPrefix : KEYS.fRPrefix;
diff --git a/package.json b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "bicial",
-  "version": "1.0.0",
+  "version": "1.1.0",
   "description": "Binaural CI Alignment tool for cochlear implant users",
   "main": "index.html",
   "repository": {

Original file line number	Diff line number	Diff line change
`@@ -1,6 +1,6 @@`
`1`	`1`	`{`
`2`	`2`	`"name": "bicial",`
`3`		`- "version": "1.0.0",`
	`3`	`+ "version": "1.1.0",`
`4`	`4`	`"description": "Binaural CI Alignment tool for cochlear implant users",`
`5`	`5`	`"main": "index.html",`
`6`	`6`	`"repository": {`