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Last modified by robert on 2024/05/17 16:52
From version 6.3
edited by Sima Mousavi
on 2024/01/29 13:13
Change comment: There is no comment for this version
To version 6.4
edited by Sima Mousavi
on 2024/01/29 13:16
Change comment: There is no comment for this version

Summary

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... ... @@ -29,8 +29,45 @@
29 29  * **Physical Location Determination:** The physical locations of these channels are ascertainable through methods like tap tests and GPS tracking.
30 30  * **Metadata for Channels:** Each channel or group of channels has its own metadata block, detailing specifics like location and properties.
31 31  
32 -=== ===
32 +----
33 33  
34 += **DAS Metadata Schema** =
35 +
36 +==== **1. Interrogator** ====
37 +
38 +* **Required:** Interrogator ID, manufacturer, model.
39 +* **Optional:** Serial number, firmware version.
40 +
41 +==== **2. Acquisition Parameters** ====
42 +
43 +* **Required:** Interrogator ID, acquisition ID, unit of measure, acquisition start and end time, acquisition sample rate, gauge length, number of channels, spatial sampling interval.
44 +* **Optional:** Pulse rate, pulse width.
45 +
46 +==== **3. Overview** ====
47 +
48 +* **Required:** Network code, location, start date, end date, point of contact.
49 +* **Optional:** Digital Object Identifier (DOI), purpose of data collection, funding agency.
50 +
51 +==== **4. Cable Information** ====
52 +
53 +* **Required:** Cable ID, cable bounding box.
54 +* **Optional:** Cable owner, cable installation date, cable characteristics.
55 +
56 +==== **5. Fiber Information ('Native format')** ====
57 +
58 +* **Required:** Cable ID, fiber ID, fiber geometry, fiber mode, fiber refraction index.
59 +* **Optional:** Fiber optical length, fiber start and end location, fiber one-way attenuation, fiber winding angle.
60 +
61 +==== **6. Channel Group** ====
62 +
63 +* **Required:** Interrogator ID, acquisition ID, channel group ID, cable ID, fiber ID, coordinate generation date.
64 +* **Optional:** Location method, coordinate reference frame, first/last usable channel ID, uncertainty of various coordinates (x, y, latitude, longitude, elevation, depth, strike, dip).
65 +
66 +==== **7. Channel** ====
67 +
68 +* **Required:** Channel group ID, channel ID, coordinates (x, y, latitude, longitude).
69 +* **Optional:** Elevation above sea level, depth below surface, distance along fiber, strike, dip.
70 +
34 34  ----
35 35  
36 36  === ===