diff --git a/src/stores/scale.ts b/src/stores/scale.ts
index 2567a5a3..7e6386b3 100644
--- a/src/stores/scale.ts
+++ b/src/stores/scale.ts
@@ -1,5 +1,5 @@
 import { Scale } from '@/scale'
-import { midiNoteNumberToEnharmonics, type AccidentalStyle } from '@/utils'
+import { midiNoteNumberToEnharmonics, type AccidentalStyle, syncValues } from '@/utils'
 import { defineStore } from 'pinia'
 import { computed, ref, watch } from 'vue'
 import { mmod, mtof } from 'xen-dev-utils'
@@ -272,9 +272,7 @@ export const useScaleStore = defineStore('scale', () => {
   })
 
   // Local storage watchers
-  watch(accidentalPreference, (newValue) => localStorage.setItem('accidentalPreference', newValue))
-  watch(hasLeftOfZ, (newValue) => window.localStorage.setItem('hasLeftOfZ', newValue.toString()))
-  watch(gas, (newValue) => window.localStorage.setItem('gas', newValue.toString()))
+  syncValues({ accidentalPreference, hasLeftOfZ, gas })
 
   function latticeView(this: ExpressionVisitor) {
     const scale = this.getCurrentScale()
diff --git a/src/stores/state.ts b/src/stores/state.ts
index 11e99800..c56231ea 100644
--- a/src/stores/state.ts
+++ b/src/stores/state.ts
@@ -1,6 +1,7 @@
 import { reactive, ref, watch } from 'vue'
 import { defineStore } from 'pinia'
 import { UNIX_NEWLINE } from '@/constants'
+import { syncValues } from '@/utils'
 
 export const useStateStore = defineStore('state', () => {
   const isomorphicVertical = ref(5)
@@ -23,7 +24,15 @@ export const useStateStore = defineStore('state', () => {
   const centsFractionDigits = ref(parseInt(storage.getItem('centsFractionDigits') ?? '3', 10))
   const decimalFractionDigits = ref(parseInt(storage.getItem('decimalFractionDigits') ?? '5', 10))
   const showVirtualQwerty = ref(storage.getItem('showVirtualQwerty') === 'true')
+
+  // Analysis preferences
   const intervalMatrixIndexing = ref(parseInt(storage.getItem('intervalMatrixIndexing') ?? '0', 10))
+  const maxMatrixWidth = ref(parseInt(storage.getItem('maxMatrixWidth') ?? '100', 10))
+  const calculateConstantStructureViolations = ref(
+    storage.getItem('calculateConstantStructureViolations') === 'true'
+  )
+  const calculateVariety = ref(storage.getItem('calculateVariety') === 'true')
+  const calculateBrightness = ref(storage.getItem('calculateBrightness') === 'true')
 
   // Special keyboard codes also from local storage.
   const deactivationCode = ref(storage.getItem('deactivationCode') ?? 'Backquote')
@@ -33,33 +42,30 @@ export const useStateStore = defineStore('state', () => {
   const degreeDownCode = ref(storage.getItem('degreeDownCode') ?? 'NumpadSubtract')
 
   // Local storage watchers
-  watch(newline, (newValue) => window.localStorage.setItem('newline', newValue))
+  syncValues({
+    newline,
+    centsFractionDigits,
+    decimalFractionDigits,
+    showVirtualQwerty,
+    intervalMatrixIndexing,
+    maxMatrixWidth,
+    calculateConstantStructureViolations,
+    calculateVariety,
+    calculateBrightness,
+    deactivationCode,
+    equaveUpCode,
+    equaveDownCode,
+    degreeUpCode,
+    degreeDownCode
+  })
   watch(
     colorScheme,
     (newValue) => {
-      window.localStorage.setItem('colorScheme', newValue)
+      storage.setItem('colorScheme', newValue)
       document.documentElement.setAttribute('data-theme', newValue)
     },
     { immediate: true }
   )
-  watch(centsFractionDigits, (newValue) =>
-    window.localStorage.setItem('centsFractionDigits', newValue.toString())
-  )
-  watch(decimalFractionDigits, (newValue) =>
-    window.localStorage.setItem('decimalFractionDigits', newValue.toString())
-  )
-  watch(showVirtualQwerty, (newValue) =>
-    window.localStorage.setItem('showVirtualQwerty', newValue.toString())
-  )
-  watch(intervalMatrixIndexing, (newValue) =>
-    window.localStorage.setItem('intervalMatrixIndexing', newValue.toString())
-  )
-  // Store keymaps
-  watch(deactivationCode, (newValue) => window.localStorage.setItem('deactivationCode', newValue))
-  watch(equaveUpCode, (newValue) => window.localStorage.setItem('equaveUpCode', newValue))
-  watch(equaveDownCode, (newValue) => window.localStorage.setItem('equaveDownCode', newValue))
-  watch(degreeUpCode, (newValue) => window.localStorage.setItem('degreeUpCode', newValue))
-  watch(degreeDownCode, (newValue) => window.localStorage.setItem('degreeDownCode', newValue))
 
   return {
     // Live state
@@ -75,6 +81,10 @@ export const useStateStore = defineStore('state', () => {
     decimalFractionDigits,
     showVirtualQwerty,
     intervalMatrixIndexing,
+    maxMatrixWidth,
+    calculateConstantStructureViolations,
+    calculateVariety,
+    calculateBrightness,
     deactivationCode,
     equaveUpCode,
     equaveDownCode,
diff --git a/src/utils.ts b/src/utils.ts
index 57a9e18e..6f9db033 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -1,4 +1,4 @@
-import { computed, type ComputedRef } from 'vue'
+import { computed, watch, type ComputedRef, type Ref } from 'vue'
 import { gcd, mmod } from 'xen-dev-utils'
 import {
   evaluateExpression,
@@ -445,3 +445,13 @@ export function annotateColors(sourceLines: string[], keyColors: string[]) {
     sourceLines[i] += ' ' + keyColors[mmod(i + 1, keyColors.length)].replace(/%/g, '')
   }
 }
+
+/**
+ * Synchronize local storage with the values of Vue refs.
+ * @param values Vue refs to watch in a `{ref1, ref2}` record.
+ */
+export function syncValues(values: Record<string, Ref>) {
+  for (const [key, value] of Object.entries(values)) {
+    watch(value, (newValue) => window.localStorage.setItem(key, String(newValue)))
+  }
+}
diff --git a/src/views/AnalysisView.vue b/src/views/AnalysisView.vue
index 80e5c3c4..20d84c61 100644
--- a/src/views/AnalysisView.vue
+++ b/src/views/AnalysisView.vue
@@ -17,13 +17,12 @@ import { useScaleStore } from '@/stores/scale'
 import { mmod } from 'xen-dev-utils'
 import { OCTAVE } from '@/constants'
 
-const MAX_SCALE_SIZE = 100
-
 const audio = useAudioStore()
 const state = useStateStore()
 const scale = useScaleStore()
 
 const cellFormat = ref<'best' | 'cents' | 'decimal'>('best')
+const showOptions = ref(false)
 const trailLongevity = ref(70)
 const maxOtonalRoot = ref(16)
 const maxUtonalRoot = ref(23)
@@ -80,7 +79,9 @@ function formatMatrixCell(interval: Interval) {
 
 const highlights = reactive<boolean[][]>([])
 
-const matrix = computed(() => intervalMatrix(scale.relativeIntervals))
+const matrix = computed(() =>
+  intervalMatrix(scale.relativeIntervals.slice(0, state.maxMatrixWidth))
+)
 
 const matrixRows = computed(() => matrix.value.map((row) => row.map(formatMatrixCell)))
 
@@ -124,6 +125,9 @@ const nedjiProjector = computed(() => {
 })
 
 function highlight(y?: number, x?: number) {
+  if (!state.calculateConstantStructureViolations) {
+    return
+  }
   if (highlights.length !== matrix.value.length) {
     highlights.length = 0
     for (let i = 0; i < matrix.value.length; ++i) {
@@ -170,11 +174,11 @@ function highlight(y?: number, x?: number) {
       <table @mouseleave="highlight()">
         <tr>
           <th></th>
-          <th v-for="i of Math.min(scale.scale.size, MAX_SCALE_SIZE)" :key="i">
+          <th v-for="i of Math.min(scale.scale.size, state.maxMatrixWidth)" :key="i">
             {{ i - 1 + state.intervalMatrixIndexing }}
           </th>
           <th>({{ scale.scale.size + state.intervalMatrixIndexing }})</th>
-          <th class="brightness">Bright %</th>
+          <th class="brightness" v-if="state.calculateBrightness">Bright %</th>
         </tr>
         <tr v-for="(row, i) of matrixRows" :key="i">
           <th :class="{ held: heldScaleDegrees.has(i) }">
@@ -183,17 +187,20 @@ function highlight(y?: number, x?: number) {
           <td
             v-for="(name, j) of row"
             :key="j"
-            :class="{ violator: violations[i][j], highlight: (highlights[i] ?? [])[j] }"
+            :class="{
+              violator: state.calculateConstantStructureViolations && violations[i][j],
+              highlight: (highlights[i] ?? [])[j]
+            }"
             @mouseover="highlight(i, j)"
           >
             {{ name }}
           </td>
-          <td class="brightness">{{ brightness[i] }}</td>
+          <td class="brightness" v-if="state.calculateBrightness">{{ brightness[i] }}</td>
         </tr>
-        <tr class="variety">
+        <tr class="variety" v-if="state.calculateVariety">
           <th>Var</th>
           <td v-for="(v, i) of variety" :key="i">{{ v }}</td>
-          <td class="brightness"></td>
+          <td class="brightness" v-if="state.calculateBrightness"></td>
         </tr>
       </table>
     </div>
@@ -215,6 +222,11 @@ function highlight(y?: number, x?: number) {
           <label for="format-decimal"> Decimal ratio </label>
         </span>
       </div>
+    </div>
+    <p class="section" :class="{ open: showOptions }" @click="showOptions = !showOptions">
+      More options
+    </p>
+    <div class="control-group" v-show="showOptions">
       <div class="control radio-group">
         <label>Interval indexing</label>
         <span>
@@ -227,6 +239,32 @@ function highlight(y?: number, x?: number) {
           <label for="indexing-one"> 1-indexing </label>
         </span>
       </div>
+      <div class="control">
+        <label for="max-matrix-width">Maximum matrix width</label>
+        <input
+          id="max-matrix-width"
+          type="number"
+          min="1"
+          step="1"
+          v-model="state.maxMatrixWidth"
+        />
+      </div>
+      <div class="control checkbox-container">
+        <input
+          id="calculate-violators"
+          type="checkbox"
+          v-model="state.calculateConstantStructureViolations"
+        />
+        <label for="calculate-violators"> Show constant structure violations</label>
+      </div>
+      <div class="control checkbox-container">
+        <input id="calculate-variety" type="checkbox" v-model="state.calculateVariety" />
+        <label for="calculate-variety"> Show variety signature</label>
+      </div>
+      <div class="control checkbox-container">
+        <input id="calculate-brightness" type="checkbox" v-model="state.calculateBrightness" />
+        <label for="calculate-brightness"> Show mode brightness</label>
+      </div>
     </div>
     <div class="columns-container">
       <div class="column">
diff --git a/src/views/PreferencesView.vue b/src/views/PreferencesView.vue
index 4210dcf2..953d467a 100644
--- a/src/views/PreferencesView.vue
+++ b/src/views/PreferencesView.vue
@@ -41,8 +41,8 @@ const scale = useScaleStore()
             <label for="virtual-qwerty"> Virtual QWERTY in top menu</label>
           </div>
           <div class="control">
-            <input id="gas" type="number" min="1" v-model="scale.gas" />
             <label for="gas">Computational budget (gas)</label>
+            <input id="gas" type="number" min="1" v-model="scale.gas" />
           </div>
         </div>
       </div>