| 日期 (UTC) | 20240114 |
|---|---|
| 事件總數 | 74 |
| ↑ up (紅) | 16 |
| ↓ down (橘) | 24 |
| 共模噪音 (綠) | 33 |
| noise_large (洋紅) | 1 |
| CWA 地震 (紫★) | 0 |
| RMS max | 0.000 |
| RMS median | 0.000 |
| RMS mean | 0.000 |
互動版（24 條小時線）：點圖例中的小時色塊 → 該小時線變明顯、其餘變半透明；再點一次還原。
點擊上圖的紅色 up 事件以顯示 waterfall plot。
MiDAS Daily RMS peaks — 20240114 Total: 74 events [RMS_below300m 欄位說明] 來源 : 2024 backfill nc（100Hz decimated，Hole A trace 1307–1403，跳過頂部 73 ch，對應深度 ~300–700 m） 前處理: per-file bad-channel masking(median+10×MAD) → bandpass 1–20 Hz（sosfiltfilt，逐檔獨立，非跨檔 causal filter state） 公式 : sqrt( sum(x[ch,t]^2) / (97 ch × 100 samples) ) / DAS_SENSITIVITY 意義 : STA/LTA 偵測峰值那一秒，97 個 channel × 100 個取樣點的 RMS 振幅 單位 : strain rate (1/s)，已轉換為物理應變率（DAS_SENSITIVITY=7.0621e+08） 參考值: 典型背景 ~7.08e-10–2.83e-09，大地震 > 1.13e-08 RMS stats mean=4.211e-09 std=5.887e-09 min=1.925e-09 Q25=2.394e-09 median=2.828e-09 Q75=3.445e-09 max=4.646e-08 ID timestamp_tw (UTC+8) RMS_below300m fk_label CWA ------------------------------------------------------------------ 000 2024-01-14 08:04:21 2.837e-09 noise 0 001 2024-01-14 08:58:53 1.977e-09 noise 0 002 2024-01-14 09:20:11 2.345e-09 noise 0 003 2024-01-14 09:37:22 6.109e-09 up 0 004 2024-01-14 09:45:35 2.106e-09 noise 0 005 2024-01-14 10:28:18 2.091e-09 noise 0 006 2024-01-14 10:47:16 1.019e-08 noise 0 007 2024-01-14 10:50:24 2.668e-09 noise 0 008 2024-01-14 10:59:48 2.601e-09 down 0 009 2024-01-14 11:00:51 3.536e-09 noise 0 010 2024-01-14 11:08:51 2.387e-09 down 0 011 2024-01-14 11:26:43 1.026e-08 noise 0 012 2024-01-14 11:40:12 3.467e-09 up 0 013 2024-01-14 11:46:34 1.669e-08 noise_large 0 014 2024-01-14 11:48:15 2.265e-09 up 0 015 2024-01-14 12:22:51 2.486e-09 down 0 016 2024-01-14 13:17:34 1.941e-09 noise 0 017 2024-01-14 13:18:01 7.268e-09 down 0 018 2024-01-14 14:30:30 3.049e-09 down 0 019 2024-01-14 14:34:43 3.069e-09 down 0 020 2024-01-14 14:37:45 2.750e-09 noise 0 021 2024-01-14 16:26:04 2.705e-09 down 0 022 2024-01-14 16:51:07 5.430e-09 down 0 023 2024-01-14 17:00:47 2.608e-09 up 0 024 2024-01-14 17:02:20 2.871e-09 down 0 025 2024-01-14 17:46:07 3.090e-09 noise 0 026 2024-01-14 18:00:03 2.651e-09 noise 0 027 2024-01-14 18:13:34 3.918e-09 up 0 028 2024-01-14 18:56:08 2.132e-09 down 0 029 2024-01-14 19:03:49 3.038e-09 noise 0 030 2024-01-14 19:13:12 3.508e-09 up 0 031 2024-01-14 20:03:07 2.839e-09 up 0 032 2024-01-14 20:07:52 2.946e-09 down 0 033 2024-01-14 20:30:17 2.375e-09 noise 0 034 2024-01-14 20:42:39 4.333e-09 up 0 035 2024-01-14 20:56:15 3.508e-09 down 0 036 2024-01-14 21:37:44 2.764e-09 noise 0 037 2024-01-14 21:48:04 3.166e-09 down 0 038 2024-01-14 22:07:49 2.725e-09 up 0 039 2024-01-14 22:08:31 4.047e-09 down 0 040 2024-01-14 22:19:49 2.263e-09 noise 0 041 2024-01-14 22:24:13 2.585e-09 down 0 042 2024-01-14 22:29:35 2.436e-09 noise 0 043 2024-01-14 22:46:33 2.033e-09 noise 0 044 2024-01-14 23:50:02 2.819e-09 down 0 045 2024-01-15 00:34:03 2.412e-09 noise 0 046 2024-01-15 01:03:47 2.582e-09 noise 0 047 2024-01-15 01:04:18 4.646e-08 up 0 048 2024-01-15 01:22:33 3.475e-09 down 0 049 2024-01-15 01:58:52 2.015e-09 noise 0 050 2024-01-15 02:00:32 2.847e-09 noise 0 051 2024-01-15 02:07:04 3.018e-09 noise 0 052 2024-01-15 02:36:01 2.211e-09 up 0 053 2024-01-15 02:58:37 2.290e-09 noise 0 054 2024-01-15 03:07:50 2.430e-09 noise 0 055 2024-01-15 03:18:48 3.274e-09 down 0 056 2024-01-15 03:44:26 3.161e-09 noise 0 057 2024-01-15 04:00:56 2.382e-08 up 0 058 2024-01-15 04:27:56 1.925e-09 up 0 059 2024-01-15 04:42:07 2.006e-09 down 0 060 2024-01-15 05:02:04 2.881e-09 down 0 061 2024-01-15 05:08:46 3.320e-09 noise 0 062 2024-01-15 05:27:47 3.375e-09 noise 0 063 2024-01-15 05:38:18 2.278e-09 noise 0 064 2024-01-15 06:04:17 2.722e-09 up 0 065 2024-01-15 06:05:29 2.439e-09 up 0 066 2024-01-15 06:09:03 3.218e-09 down 0 067 2024-01-15 06:34:39 3.700e-09 noise 0 068 2024-01-15 06:49:48 2.338e-09 noise 0 069 2024-01-15 07:17:02 2.476e-09 down 0 070 2024-01-15 07:26:50 2.356e-09 down 0 071 2024-01-15 07:33:21 4.034e-09 down 0 072 2024-01-15 07:37:40 4.314e-09 up 0 073 2024-01-15 07:38:43 3.379e-09 noise 0