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「１⽇の睡眠」のはかり⽅
potatotips #92 iOS/Android開発Tips共有会
Takeshi Tanaka / RIZAP テクノロジーズ株式会社
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© 2025 RIZAP TECHNOLOGIES,Inc.
Tanaka Takeshi
X: p0dee
RIZAPテクノロジーズ株式会社
iOS/Android Engineer
झຯδϟζͱےτϨͰ͢ɻ
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© 2025 RIZAP TECHNOLOGIES,Inc.
アプリで⼊館から⽇々の健康管理まで、
すべてのことがアプリで可能！
QRコードによる⼊退館
スターターキット
（体組成計・ヘルスウォッチ）
chocoZAP TV
「簡単」「便利」「楽しい」を
コンセプトとしたコンビニジム
ライザップが作ったコンビニジム
※QRコードは株式会社デンソーウェーブの登録商標です。
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© 2025 RIZAP TECHNOLOGIES,Inc.
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© 2025 RIZAP TECHNOLOGIES,Inc.
.bodyMass
.bodyMassIndex
.leanBodyMass
.bodyFatPercentage
.heartRate
.heartRateVariabilitySDNN
.bloodPressureDiastolic
.bloodPressureSystolic
.bodyTemperature
.activeEnergyBurned
.basalEnergyBurned
.sleepAnalysis
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© 2025 RIZAP TECHNOLOGIES,Inc.
.sleepAnalysis
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© 2025 RIZAP TECHNOLOGIES,Inc.
睡眠時間 ⼊眠／起床時刻
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© 2025 RIZAP TECHNOLOGIES,Inc.
HKCategorySample startDate: 2025-07-16 00:53:31, endDate: 2025-07-16 01:05:31, category: asleepCore
HKCategorySample startDate: 2025-07-16 01:05:31, endDate: 2025-07-16 01:20:01, category: asleepDeep
HKCategorySample startDate: 2025-07-16 01:20:01, endDate: 2025-07-16 01:21:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 01:21:01, endDate: 2025-07-16 01:22:01, category: awake
HKCategorySample startDate: 2025-07-16 01:22:01, endDate: 2025-07-16 01:44:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 01:44:01, endDate: 2025-07-16 01:47:01, category: asleepDeep
HKCategorySample startDate: 2025-07-16 01:47:01, endDate: 2025-07-16 01:47:31, category: asleepCore
HKCategorySample startDate: 2025-07-16 01:47:31, endDate: 2025-07-16 01:48:01, category: awake
HKCategorySample startDate: 2025-07-16 01:48:01, endDate: 2025-07-16 01:54:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 01:54:01, endDate: 2025-07-16 02:19:01, category: asleepREM
HKCategorySample startDate: 2025-07-16 02:19:01, endDate: 2025-07-16 02:29:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 02:29:01, endDate: 2025-07-16 02:44:01, category: asleepDeep
HKCategorySample startDate: 2025-07-16 02:44:01, endDate: 2025-07-16 03:03:31, category: asleepCore
HKCategorySample startDate: 2025-07-16 03:03:31, endDate: 2025-07-16 03:15:31, category: asleepDeep
HKCategorySample startDate: 2025-07-16 03:15:31, endDate: 2025-07-16 03:24:31, category: asleepCore
HKCategorySample startDate: 2025-07-16 03:24:31, endDate: 2025-07-16 03:27:31, category: asleepDeep
HKCategorySample startDate: 2025-07-16 03:27:31, endDate: 2025-07-16 03:29:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 03:29:01, endDate: 2025-07-16 03:35:01, category: asleepDeep
HKCategorySample startDate: 2025-07-16 03:35:01, endDate: 2025-07-16 03:41:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 03:41:01, endDate: 2025-07-16 03:48:31, category: asleepREM
HKCategorySample startDate: 2025-07-16 03:48:31, endDate: 2025-07-16 03:50:01, category: awake
HKCategorySample startDate: 2025-07-16 03:50:01, endDate: 2025-07-16 03:54:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 03:54:01, endDate: 2025-07-16 04:00:01, category: asleepREM
HKCategorySample startDate: 2025-07-16 04:00:01, endDate: 2025-07-16 04:01:31, category: asleepCore
HKCategorySample startDate: 2025-07-16 04:01:31, endDate: 2025-07-16 04:04:01, category: asleepREM
HKCategorySample startDate: 2025-07-16 04:04:01, endDate: 2025-07-16 04:26:31, category: asleepCore
HKCategorySample startDate: 2025-07-16 04:26:31, endDate: 2025-07-16 04:34:31, category: asleepDeep
HKCategorySample startDate: 2025-07-16 04:34:31, endDate: 2025-07-16 04:35:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 04:35:01, endDate: 2025-07-16 04:36:31, category: awake
HKCategorySample startDate: 2025-07-16 04:36:31, endDate: 2025-07-16 05:06:31, category: asleepCore
HKCategorySample startDate: 2025-07-16 05:06:31, endDate: 2025-07-16 05:23:01, category: asleepREM
HKCategorySample startDate: 2025-07-16 05:23:01, endDate: 2025-07-16 06:03:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 06:03:01, endDate: 2025-07-16 06:03:31, category: awake
HKCategorySample startDate: 2025-07-16 06:03:31, endDate: 2025-07-16 06:17:31, category: asleepCore
HKCategorySample startDate: 2025-07-16 06:17:31, endDate: 2025-07-16 06:32:01, category: asleepREM
HKCategorySample startDate: 2025-07-16 06:32:01, endDate: 2025-07-16 06:33:31, category: awake
HKCategorySample startDate: 2025-07-16 06:33:31, endDate: 2025-07-16 06:35:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 06:35:01, endDate: 2025-07-16 06:36:01, category: awake
HKCategorySample startDate: 2025-07-16 06:36:01, endDate: 2025-07-16 06:38:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 06:38:01, endDate: 2025-07-16 06:40:01, category: awake
HKCategorySample startDate: 2025-07-16 06:40:01, endDate: 2025-07-16 06:43:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 06:43:01, endDate: 2025-07-16 06:44:31, category: awake
HKCategorySample startDate: 2025-07-16 06:44:31, endDate: 2025-07-16 06:49:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 06:49:01, endDate: 2025-07-16 06:51:01, category: awake
HKCategorySample startDate: 2025-07-16 06:51:01, endDate: 2025-07-16 07:15:31, category: asleepCore
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© 2025 RIZAP TECHNOLOGIES,Inc.
HKCategorySample startDate: 2025-07-16 00:53:31, endDate: 2025-07-16 01:05:31, category: asleepCore
HKCategorySample startDate: 2025-07-16 01:05:31, endDate: 2025-07-16 01:20:01, category: asleepDeep
HKCategorySample startDate: 2025-07-16 01:20:01, endDate: 2025-07-16 01:21:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 01:21:01, endDate: 2025-07-16 01:22:01, category: awake
HKCategorySample startDate: 2025-07-16 01:22:01, endDate: 2025-07-16 01:44:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 01:44:01, endDate: 2025-07-16 01:47:01, category: asleepDeep
HKCategorySample startDate: 2025-07-16 01:47:01, endDate: 2025-07-16 01:47:31, category: asleepCore
HKCategorySample startDate: 2025-07-16 01:47:31, endDate: 2025-07-16 01:48:01, category: awake
HKCategorySample startDate: 2025-07-16 01:48:01, endDate: 2025-07-16 01:54:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 01:54:01, endDate: 2025-07-16 02:19:01, category: asleepREM
HKCategorySample startDate: 2025-07-16 02:19:01, endDate: 2025-07-16 02:29:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 02:29:01, endDate: 2025-07-16 02:44:01, category: asleepDeep
HKCategorySample startDate: 2025-07-16 02:44:01, endDate: 2025-07-16 03:03:31, category: asleepCore
HKCategorySample startDate: 2025-07-16 03:03:31, endDate: 2025-07-16 03:15:31, category: asleepDeep
HKCategorySample startDate: 2025-07-16 03:15:31, endDate: 2025-07-16 03:24:31, category: asleepCore
HKCategorySample startDate: 2025-07-16 03:24:31, endDate: 2025-07-16 03:27:31, category: asleepDeep
HKCategorySample startDate: 2025-07-16 03:27:31, endDate: 2025-07-16 03:29:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 03:29:01, endDate: 2025-07-16 03:35:01, category: asleepDeep
HKCategorySample startDate: 2025-07-16 03:35:01, endDate: 2025-07-16 03:41:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 03:41:01, endDate: 2025-07-16 03:48:31, category: asleepREM
HKCategorySample startDate: 2025-07-16 03:48:31, endDate: 2025-07-16 03:50:01, category: awake
HKCategorySample startDate: 2025-07-16 03:50:01, endDate: 2025-07-16 03:54:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 03:54:01, endDate: 2025-07-16 04:00:01, category: asleepREM
HKCategorySample startDate: 2025-07-16 04:00:01, endDate: 2025-07-16 04:01:31, category: asleepCore
HKCategorySample startDate: 2025-07-16 04:01:31, endDate: 2025-07-16 04:04:01, category: asleepREM
HKCategorySample startDate: 2025-07-16 04:04:01, endDate: 2025-07-16 04:26:31, category: asleepCore
HKCategorySample startDate: 2025-07-16 04:26:31, endDate: 2025-07-16 04:34:31, category: asleepDeep
HKCategorySample startDate: 2025-07-16 04:34:31, endDate: 2025-07-16 04:35:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 04:35:01, endDate: 2025-07-16 04:36:31, category: awake
HKCategorySample startDate: 2025-07-16 04:36:31, endDate: 2025-07-16 05:06:31, category: asleepCore
HKCategorySample startDate: 2025-07-16 05:06:31, endDate: 2025-07-16 05:23:01, category: asleepREM
HKCategorySample startDate: 2025-07-16 05:23:01, endDate: 2025-07-16 06:03:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 06:03:01, endDate: 2025-07-16 06:03:31, category: awake
HKCategorySample startDate: 2025-07-16 06:03:31, endDate: 2025-07-16 06:17:31, category: asleepCore
HKCategorySample startDate: 2025-07-16 06:17:31, endDate: 2025-07-16 06:32:01, category: asleepREM
HKCategorySample startDate: 2025-07-16 06:32:01, endDate: 2025-07-16 06:33:31, category: awake
HKCategorySample startDate: 2025-07-16 06:33:31, endDate: 2025-07-16 06:35:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 06:35:01, endDate: 2025-07-16 06:36:01, category: awake
HKCategorySample startDate: 2025-07-16 06:36:01, endDate: 2025-07-16 06:38:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 06:38:01, endDate: 2025-07-16 06:40:01, category: awake
HKCategorySample startDate: 2025-07-16 06:40:01, endDate: 2025-07-16 06:43:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 06:43:01, endDate: 2025-07-16 06:44:31, category: awake
HKCategorySample startDate: 2025-07-16 06:44:31, endDate: 2025-07-16 06:49:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 06:49:01, endDate: 2025-07-16 06:51:01, category: awake
HKCategorySample startDate: 2025-07-16 06:51:01, endDate: 2025-07-16 07:15:31, category: asleepCore
startDate: 2025-07-16 03:29:01, endDate: 2025-07-16 03:35:01, category: asleepDeep
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© 2025 RIZAP TECHNOLOGIES,Inc.
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© 2025 RIZAP TECHNOLOGIES,Inc.
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© 2025 RIZAP TECHNOLOGIES,Inc.
WWDC
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© 2025 RIZAP TECHNOLOGIES,Inc.
昼寝
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© 2025 RIZAP TECHNOLOGIES,Inc.
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© 2025 RIZAP TECHNOLOGIES,Inc.
睡眠ログはさまざま
・⽇が変わる前／後に⼊眠するか
・⻑い中途覚醒
・昼寝などの仮眠
・データの取得元による差分
・ログのばらつき
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© 2025 RIZAP TECHNOLOGIES,Inc.
HKCategorySample startDate: 2025-07-16 00:53:31, endDate: 2025-07-16 01:05:31, category: asleepCore
HKCategorySample startDate: 2025-07-16 01:05:31, endDate: 2025-07-16 01:20:01, category: asleepDeep
HKCategorySample startDate: 2025-07-16 01:20:01, endDate: 2025-07-16 01:21:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 01:21:01, endDate: 2025-07-16 01:22:01, category: awake
HKCategorySample startDate: 2025-07-16 01:22:01, endDate: 2025-07-16 01:44:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 01:44:01, endDate: 2025-07-16 01:47:01, category: asleepDeep
HKCategorySample startDate: 2025-07-16 01:47:01, endDate: 2025-07-16 01:47:31, category: asleepCore
HKCategorySample startDate: 2025-07-16 01:47:31, endDate: 2025-07-16 01:48:01, category: awake
HKCategorySample startDate: 2025-07-16 01:48:01, endDate: 2025-07-16 01:54:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 01:54:01, endDate: 2025-07-16 02:19:01, category: asleepREM
HKCategorySample startDate: 2025-07-16 02:19:01, endDate: 2025-07-16 02:29:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 02:29:01, endDate: 2025-07-16 02:44:01, category: asleepDeep
HKCategorySample startDate: 2025-07-16 02:44:01, endDate: 2025-07-16 03:03:31, category: asleepCore
HKCategorySample startDate: 2025-07-16 03:03:31, endDate: 2025-07-16 03:15:31, category: asleepDeep
HKCategorySample startDate: 2025-07-16 03:15:31, endDate: 2025-07-16 03:24:31, category: asleepCore
HKCategorySample startDate: 2025-07-16 03:24:31, endDate: 2025-07-16 03:27:31, category: asleepDeep
HKCategorySample startDate: 2025-07-16 03:27:31, endDate: 2025-07-16 03:29:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 03:29:01, endDate: 2025-07-16 03:35:01, category: asleepDeep
HKCategorySample startDate: 2025-07-16 03:35:01, endDate: 2025-07-16 03:41:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 03:41:01, endDate: 2025-07-16 03:48:31, category: asleepREM
HKCategorySample startDate: 2025-07-16 03:48:31, endDate: 2025-07-16 03:50:01, category: awake
HKCategorySample startDate: 2025-07-16 03:50:01, endDate: 2025-07-16 03:54:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 03:54:01, endDate: 2025-07-16 04:00:01, category: asleepREM
HKCategorySample startDate: 2025-07-16 04:00:01, endDate: 2025-07-16 04:01:31, category: asleepCore
HKCategorySample startDate: 2025-07-16 04:01:31, endDate: 2025-07-16 04:04:01, category: asleepREM
HKCategorySample startDate: 2025-07-16 04:04:01, endDate: 2025-07-16 04:26:31, category: asleepCore
HKCategorySample startDate: 2025-07-16 04:26:31, endDate: 2025-07-16 04:34:31, category: asleepDeep
HKCategorySample startDate: 2025-07-16 04:34:31, endDate: 2025-07-16 04:35:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 04:35:01, endDate: 2025-07-16 04:36:31, category: awake
HKCategorySample startDate: 2025-07-16 04:36:31, endDate: 2025-07-16 05:06:31, category: asleepCore
HKCategorySample startDate: 2025-07-16 05:06:31, endDate: 2025-07-16 05:23:01, category: asleepREM
HKCategorySample startDate: 2025-07-16 05:23:01, endDate: 2025-07-16 06:03:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 06:03:01, endDate: 2025-07-16 06:03:31, category: awake
HKCategorySample startDate: 2025-07-16 06:03:31, endDate: 2025-07-16 06:17:31, category: asleepCore
HKCategorySample startDate: 2025-07-16 06:17:31, endDate: 2025-07-16 06:32:01, category: asleepREM
HKCategorySample startDate: 2025-07-16 06:32:01, endDate: 2025-07-16 06:33:31, category: awake
HKCategorySample startDate: 2025-07-16 06:33:31, endDate: 2025-07-16 06:35:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 06:35:01, endDate: 2025-07-16 06:36:01, category: awake
HKCategorySample startDate: 2025-07-16 06:36:01, endDate: 2025-07-16 06:38:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 06:38:01, endDate: 2025-07-16 06:40:01, category: awake
HKCategorySample startDate: 2025-07-16 06:40:01, endDate: 2025-07-16 06:43:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 06:43:01, endDate: 2025-07-16 06:44:31, category: awake
HKCategorySample startDate: 2025-07-16 06:44:31, endDate: 2025-07-16 06:49:01, category: asleepCore
HKCategorySample startDate: 2025-07-16 06:49:01, endDate: 2025-07-16 06:51:01, category: awake
HKCategorySample startDate: 2025-07-16 06:51:01, endDate: 2025-07-16 07:15:31, category: asleepCore
あらゆる睡眠パターンを網羅した計算アルゴリズムを考える必要がある
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DIVOL DIVOL DIVOL
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DIVOL DIVOL DIVOL
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// ひとつながりの睡眠をひとつの塊 chunk とするため、ログを chunk に分類する
var chunks: [[HKCategorySample]] = []
var chunk: [HKCategorySample] = [samples[0]]
for (i, sample) in samples.enumerated().dropFirst() {
let before = samples[i - 1]
let diff = abs(sample.startDate.timeIntervalSince1970 - before.endDate.timeIntervalSince1970)
if diff < 60 * 10 { // 10分までの空きは許容してひと続きとみなす
chunk.append(sample)
} else {
chunks.append(chunk)
chunk = [sample]
}
}
chunks.append(chunk)
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// 時間が重複している chunk が⽣じることがあるため、組み合わせる（Asleep系とInBed系）
// たとえば、
// Chunk1: 22:57-23:13 asleep
// Chunk2: 22:57-00:49 in bed
// Chunk3: 23:13-02:37 asleep
// が存在したとき、⼊眠時刻は 22:57 としたいが、Chunk1は⽇を跨いでおらず、
// asleep かつ ⽇跨ぎの Chunk3 の 23:13 が⼊眠時刻となってしまう
var targetChunks: [[HKCategorySample]] = []
for chunk in chunks {
let chunkRange = chunk.first!.startDate ... chunk.last!.endDate
let lastRange = last.first!.startDate ... last.last!.endDate
if chunkRange.overlaps(lastRange) {
let index = targetChunks.count - 1
targetChunks[index] = last + chunk
} else {
targetChunks.append(chunk)
}
}
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var removeIndices: [Int] = []
for (i, chunk) in targetChunks.enumerated() {
let periodRange = period.lowerBound ... period.upperBound
let chunkRange = chunk.first!.startDate ... chunk.last!.endDate
// 計測対象⽇（period）にかぶっている chunk 以外は除外する
if !periodRange.overlaps(chunkRange) {
removeIndices.append(i)
}
// chunk の期間が翌⽇の0:00を跨いでいる場合は除外する
if chunkRange.contains(period.upperBound) {
if !removeIndices.contains(i) {
removeIndices.append(i)
}
}
}
targetChunks.remove(atOffsets: .init(removeIndices))
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// 計測対象のログを集計
samples.forEach { sample in
guard let category = HKCategoryValueSleepAnalysis(rawValue: sample.value) else { return }
if sleepStart == nil, category.isKindOfAsleep {
sleepStart = sample.startDate
}
if category.isKindOfAsleep {
sleepEnd = sample.endDate
}
let duration = sample.endDate.timeIntervalSince(sample.startDate)
switch category {
case .inBed: inBed += duration
case .asleepUnspecified: asleep += duration
case .asleep: asleep += duration
case .awake: awake += duration
case .asleepCore: core += duration
case .asleepDeep: deep += duration
case .asleepREM: rem += duration
@unknown default:
return
}
}
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© 2025 RIZAP TECHNOLOGIES,Inc.
健康には運動習慣と⼗分な睡眠が⼤切
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© 2025 RIZAP TECHNOLOGIES,Inc.
ありがとうございました︕