Changes
On January 17, 2024 at 9:55:18 AM UTC, Buehler:
-
Changed value of field
related_publications
tohttps://www.dora.lib4ri.ch/wsl/islandora/object/wsl%3A3213
in UAS based snow depth maps Brämabüel, Davos, CH -
Added field
resource_size
to resource HS map Brämabül, 14. April 2015 in UAS based snow depth maps Brämabüel, Davos, CH -
Added field
resource_size
to resource .tfw file in UAS based snow depth maps Brämabüel, Davos, CH
f | 1 | { | f | 1 | { |
2 | "author": "[{\"affiliation\": \"SLF\", \"affiliation_02\": \"\", | 2 | "author": "[{\"affiliation\": \"SLF\", \"affiliation_02\": \"\", | ||
3 | \"affiliation_03\": \"\", \"email\": \"buehler@slf.ch\", | 3 | \"affiliation_03\": \"\", \"email\": \"buehler@slf.ch\", | ||
4 | \"given_name\": \"Yves\", \"identifier\": \"\", \"name\": | 4 | \"given_name\": \"Yves\", \"identifier\": \"\", \"name\": | ||
5 | \"B\\u00fchler\"}]", | 5 | \"B\\u00fchler\"}]", | ||
6 | "author_email": null, | 6 | "author_email": null, | ||
7 | "creator_user_id": "4ff9df28-4417-43ec-b859-fe9aeb5bb972", | 7 | "creator_user_id": "4ff9df28-4417-43ec-b859-fe9aeb5bb972", | ||
8 | "date": "[{\"date\": \"2015-04-14\", \"date_type\": \"collected\", | 8 | "date": "[{\"date\": \"2015-04-14\", \"date_type\": \"collected\", | ||
9 | \"end_date\": \"\"}]", | 9 | \"end_date\": \"\"}]", | ||
10 | "doi": "10.16904/envidat.31", | 10 | "doi": "10.16904/envidat.31", | ||
11 | "extras": [ | 11 | "extras": [ | ||
12 | { | 12 | { | ||
13 | "key": "dora_link", | 13 | "key": "dora_link", | ||
14 | "value": "" | 14 | "value": "" | ||
15 | } | 15 | } | ||
16 | ], | 16 | ], | ||
17 | "funding": "[{\"grant_number\": \"\", \"institution\": \"Funding | 17 | "funding": "[{\"grant_number\": \"\", \"institution\": \"Funding | ||
18 | information not available.\", \"institution_url\": \"\"}]", | 18 | information not available.\", \"institution_url\": \"\"}]", | ||
19 | "groups": [], | 19 | "groups": [], | ||
20 | "id": "84db9938-9af5-4ae1-8e30-cb45c61fc274", | 20 | "id": "84db9938-9af5-4ae1-8e30-cb45c61fc274", | ||
21 | "isopen": true, | 21 | "isopen": true, | ||
22 | "language": "en", | 22 | "language": "en", | ||
23 | "license_id": "odc-odbl", | 23 | "license_id": "odc-odbl", | ||
24 | "license_title": "ODbL with Database Contents License (DbCL)", | 24 | "license_title": "ODbL with Database Contents License (DbCL)", | ||
25 | "license_url": "https://opendefinition.org/licenses/odc-odbl", | 25 | "license_url": "https://opendefinition.org/licenses/odc-odbl", | ||
26 | "maintainer": "{\"affiliation\": \"SLF\", \"email\": | 26 | "maintainer": "{\"affiliation\": \"SLF\", \"email\": | ||
27 | \"buehler@slf.ch\", \"given_name\": \"Yves\", \"identifier\": \"\", | 27 | \"buehler@slf.ch\", \"given_name\": \"Yves\", \"identifier\": \"\", | ||
28 | \"name\": \"B\u00fchler\"}", | 28 | \"name\": \"B\u00fchler\"}", | ||
29 | "maintainer_email": null, | 29 | "maintainer_email": null, | ||
30 | "metadata_created": "2018-02-28T07:55:10.159771", | 30 | "metadata_created": "2018-02-28T07:55:10.159771", | ||
n | 31 | "metadata_modified": "2021-10-27T09:20:26.563251", | n | 31 | "metadata_modified": "2024-01-17T09:55:17.908953", |
32 | "name": "uas-based-snow-depth-maps-bramabuel-davos-ch", | 32 | "name": "uas-based-snow-depth-maps-bramabuel-davos-ch", | ||
33 | "notes": "This snow depth map was generated 14 January 2015, close | 33 | "notes": "This snow depth map was generated 14 January 2015, close | ||
34 | to peak of winter accumulation, applying Unmanned Aerial System | 34 | to peak of winter accumulation, applying Unmanned Aerial System | ||
35 | digital surface models with a spatial resolution of 10 cm. The covered | 35 | digital surface models with a spatial resolution of 10 cm. The covered | ||
36 | area is 285'000 m2 at the top of Br\u00e4mab\u00fcel, 2490 m a.s.l. | 36 | area is 285'000 m2 at the top of Br\u00e4mab\u00fcel, 2490 m a.s.l. | ||
37 | covering all expositions. Coordinate system: CH1903LV03.\r\n\r\nA | 37 | covering all expositions. Coordinate system: CH1903LV03.\r\n\r\nA | ||
38 | detailed description is given here:\r\n\r\nB\u00fchler, Y., Adams, M. | 38 | detailed description is given here:\r\n\r\nB\u00fchler, Y., Adams, M. | ||
39 | S., B\u00f6sch, R., and Stoffel, A.: Mapping snow depth in alpine | 39 | S., B\u00f6sch, R., and Stoffel, A.: Mapping snow depth in alpine | ||
40 | terrain with unmanned aerial systems (UASs): potential and | 40 | terrain with unmanned aerial systems (UASs): potential and | ||
41 | limitations, The Cryosphere, 10, 1075-1088, 10.5194/tc-10-1075-2016, | 41 | limitations, The Cryosphere, 10, 1075-1088, 10.5194/tc-10-1075-2016, | ||
42 | 2016.\r\n\r\nAbstract:\r\nDetailed information on the spatial and | 42 | 2016.\r\n\r\nAbstract:\r\nDetailed information on the spatial and | ||
43 | temporal distribution, and variability of snow depth (HS) is a crucial | 43 | temporal distribution, and variability of snow depth (HS) is a crucial | ||
44 | input for numerous applications in hydrology, climatology, ecology and | 44 | input for numerous applications in hydrology, climatology, ecology and | ||
45 | avalanche research. Nowadays, snow depth distribution is usually | 45 | avalanche research. Nowadays, snow depth distribution is usually | ||
46 | estimated by combining point measurements from weather stations or | 46 | estimated by combining point measurements from weather stations or | ||
47 | observers in the field with spatial interpolation algorithms. However, | 47 | observers in the field with spatial interpolation algorithms. However, | ||
48 | even a dense measurement network is not able to capture the large | 48 | even a dense measurement network is not able to capture the large | ||
49 | spatial variability of snow depth in alpine terrain. \r\nRemote | 49 | spatial variability of snow depth in alpine terrain. \r\nRemote | ||
50 | sensing methods, such as laser scanning or digital photogrammetry, | 50 | sensing methods, such as laser scanning or digital photogrammetry, | ||
51 | have recently been successfully applied to map snow depth variability | 51 | have recently been successfully applied to map snow depth variability | ||
52 | at local and regional scales. However, such data acquisition is | 52 | at local and regional scales. However, such data acquisition is | ||
53 | costly, if manned airplanes are involved. The effectiveness of | 53 | costly, if manned airplanes are involved. The effectiveness of | ||
54 | ground-based measurements on the other hand, is often hindered by | 54 | ground-based measurements on the other hand, is often hindered by | ||
55 | occlusions, due to the complex terrain or acute viewing angles. In | 55 | occlusions, due to the complex terrain or acute viewing angles. In | ||
56 | this paper, we investigate the application of unmanned aerial systems | 56 | this paper, we investigate the application of unmanned aerial systems | ||
57 | (UAS), in combination with structure-from-motion photogrammetry, to | 57 | (UAS), in combination with structure-from-motion photogrammetry, to | ||
58 | map snow depth distribution. Such systems have the advantage that they | 58 | map snow depth distribution. Such systems have the advantage that they | ||
59 | are comparatively cost-effective and can be applied very flexibly to | 59 | are comparatively cost-effective and can be applied very flexibly to | ||
60 | cover also otherwise inaccessible terrain. In this study we map snow | 60 | cover also otherwise inaccessible terrain. In this study we map snow | ||
61 | depth at two different locations: a) a sheltered location at the | 61 | depth at two different locations: a) a sheltered location at the | ||
62 | bottom of the Fl\u00fcela valley (1900 m a.s.l.) and b) an exposed | 62 | bottom of the Fl\u00fcela valley (1900 m a.s.l.) and b) an exposed | ||
63 | location (2500 m a.s.l.) on a peak in the ski resort Jakobshorn, both | 63 | location (2500 m a.s.l.) on a peak in the ski resort Jakobshorn, both | ||
64 | in the vicinity of Davos, Switzerland. At the first test site, we | 64 | in the vicinity of Davos, Switzerland. At the first test site, we | ||
65 | monitor the ablation on three different dates. We validate the | 65 | monitor the ablation on three different dates. We validate the | ||
66 | photogrammetric snow depth maps using simultaneously acquired manual | 66 | photogrammetric snow depth maps using simultaneously acquired manual | ||
67 | snow depth measurements. The resulting snow depth values have a root | 67 | snow depth measurements. The resulting snow depth values have a root | ||
68 | mean square error (RMSE) better than 0.07 to 0.15 m on meadows and | 68 | mean square error (RMSE) better than 0.07 to 0.15 m on meadows and | ||
69 | rocks and a RMSE better than 0.30 m on sections covered by bushes or | 69 | rocks and a RMSE better than 0.30 m on sections covered by bushes or | ||
70 | tall grass. This new measurement technology opens the door for | 70 | tall grass. This new measurement technology opens the door for | ||
71 | efficient, flexible, repeatable and cost effective snow depth | 71 | efficient, flexible, repeatable and cost effective snow depth | ||
72 | monitoring for various applications, investigating the worlds | 72 | monitoring for various applications, investigating the worlds | ||
73 | cryosphere.\r\n", | 73 | cryosphere.\r\n", | ||
74 | "num_resources": 2, | 74 | "num_resources": 2, | ||
75 | "num_tags": 5, | 75 | "num_tags": 5, | ||
76 | "organization": { | 76 | "organization": { | ||
77 | "approval_status": "approved", | 77 | "approval_status": "approved", | ||
78 | "created": "2021-10-27T11:11:19.402891", | 78 | "created": "2021-10-27T11:11:19.402891", | ||
79 | "description": "\"__Cutting edge remote sensing research and | 79 | "description": "\"__Cutting edge remote sensing research and | ||
80 | technology for alpine regions__ - We strive to develop, test, combine | 80 | technology for alpine regions__ - We strive to develop, test, combine | ||
81 | and apply innovative solutions to detect, monitor and forecast natural | 81 | and apply innovative solutions to detect, monitor and forecast natural | ||
82 | hazards, aiming at safe mountains in a changing climate.\"\r\nClimate | 82 | hazards, aiming at safe mountains in a changing climate.\"\r\nClimate | ||
83 | change is having an increasing impact on the Alpine region and the | 83 | change is having an increasing impact on the Alpine region and the | ||
84 | potential for natural hazard processes in the high mountains is | 84 | potential for natural hazard processes in the high mountains is | ||
85 | rising. However, it is impossible to predict where extreme events will | 85 | rising. However, it is impossible to predict where extreme events will | ||
86 | occur, and complete protection of settlements and transport routes is | 86 | occur, and complete protection of settlements and transport routes is | ||
87 | technically and economically impossible.\r\n\r\nRemote sensing systems | 87 | technically and economically impossible.\r\n\r\nRemote sensing systems | ||
88 | on the ground, on drones, aircraft or satellites are increasingly | 88 | on the ground, on drones, aircraft or satellites are increasingly | ||
89 | becoming an important tool in natural hazard research. They can be | 89 | becoming an important tool in natural hazard research. They can be | ||
90 | used to accurately document events, continuously record changes, and | 90 | used to accurately document events, continuously record changes, and | ||
91 | identify potential \"hotspots\" at an early stage. The combination of | 91 | identify potential \"hotspots\" at an early stage. The combination of | ||
92 | optical and radar remote sensing systems has great potential to | 92 | optical and radar remote sensing systems has great potential to | ||
93 | increase the level of safety. The center is researching how such | 93 | increase the level of safety. The center is researching how such | ||
94 | systems can be optimally used in the future in high alpine terrain for | 94 | systems can be optimally used in the future in high alpine terrain for | ||
95 | the documentation, detection and prevention of natural | 95 | the documentation, detection and prevention of natural | ||
96 | hazards.\r\n\r\nAlpine remote sensing is one of the main topics of the | 96 | hazards.\r\n\r\nAlpine remote sensing is one of the main topics of the | ||
97 | CERC research centre.", | 97 | CERC research centre.", | ||
98 | "id": "10cde33b-8da7-448a-b627-93e43d326154", | 98 | "id": "10cde33b-8da7-448a-b627-93e43d326154", | ||
99 | "image_url": | 99 | "image_url": | ||
100 | s://www.envidat.ch/uploads/group/2016-05-24-141521.837240logoslf.png", | 100 | s://www.envidat.ch/uploads/group/2016-05-24-141521.837240logoslf.png", | ||
101 | "is_organization": true, | 101 | "is_organization": true, | ||
102 | "name": "alpine-remote-sensing", | 102 | "name": "alpine-remote-sensing", | ||
103 | "state": "active", | 103 | "state": "active", | ||
104 | "title": "Alpine Remote Sensing", | 104 | "title": "Alpine Remote Sensing", | ||
105 | "type": "organization" | 105 | "type": "organization" | ||
106 | }, | 106 | }, | ||
107 | "owner_org": "10cde33b-8da7-448a-b627-93e43d326154", | 107 | "owner_org": "10cde33b-8da7-448a-b627-93e43d326154", | ||
108 | "private": false, | 108 | "private": false, | ||
109 | "publication": "{\"publication_year\": \"2016\", \"publisher\": | 109 | "publication": "{\"publication_year\": \"2016\", \"publisher\": | ||
110 | \"The Cryosphere\"}", | 110 | \"The Cryosphere\"}", | ||
111 | "publication_state": "published", | 111 | "publication_state": "published", | ||
112 | "related_datasets": "", | 112 | "related_datasets": "", | ||
n | 113 | "related_publications": "", | n | 113 | "related_publications": |
114 | "https://www.dora.lib4ri.ch/wsl/islandora/object/wsl%3A3213\n", | ||||
114 | "relationships_as_object": [], | 115 | "relationships_as_object": [], | ||
115 | "relationships_as_subject": [], | 116 | "relationships_as_subject": [], | ||
116 | "resource_type": "dataset", | 117 | "resource_type": "dataset", | ||
117 | "resource_type_general": "dataset", | 118 | "resource_type_general": "dataset", | ||
118 | "resources": [ | 119 | "resources": [ | ||
119 | { | 120 | { | ||
120 | "cache_last_updated": null, | 121 | "cache_last_updated": null, | ||
121 | "cache_url": null, | 122 | "cache_url": null, | ||
122 | "created": "2018-02-28T09:44:11.391466", | 123 | "created": "2018-02-28T09:44:11.391466", | ||
123 | "description": "10 cm resolution\r\n15 cm accuracy\r\n", | 124 | "description": "10 cm resolution\r\n15 cm accuracy\r\n", | ||
124 | "doi": "", | 125 | "doi": "", | ||
125 | "format": "TIFF", | 126 | "format": "TIFF", | ||
126 | "hash": "", | 127 | "hash": "", | ||
127 | "id": "22d008e7-8312-4676-8792-81ed927e4951", | 128 | "id": "22d008e7-8312-4676-8792-81ed927e4951", | ||
128 | "last_modified": "2018-02-28T09:44:11.218561", | 129 | "last_modified": "2018-02-28T09:44:11.218561", | ||
n | 129 | "metadata_modified": null, | n | 130 | "metadata_modified": "2024-01-17T09:55:17.914090", |
130 | "mimetype": "image/tiff", | 131 | "mimetype": "image/tiff", | ||
131 | "mimetype_inner": null, | 132 | "mimetype_inner": null, | ||
132 | "name": "HS map Br\u00e4mab\u00fcl, 14. April 2015", | 133 | "name": "HS map Br\u00e4mab\u00fcl, 14. April 2015", | ||
133 | "package_id": "84db9938-9af5-4ae1-8e30-cb45c61fc274", | 134 | "package_id": "84db9938-9af5-4ae1-8e30-cb45c61fc274", | ||
134 | "position": 0, | 135 | "position": 0, | ||
n | n | 136 | "resource_size": "", | ||
135 | "resource_type": null, | 137 | "resource_type": null, | ||
136 | "restricted": "{\"allowed_users\": \"\", \"level\": | 138 | "restricted": "{\"allowed_users\": \"\", \"level\": | ||
137 | \"public\"}", | 139 | \"public\"}", | ||
138 | "size": 163529181, | 140 | "size": 163529181, | ||
139 | "state": "active", | 141 | "state": "active", | ||
140 | "url": | 142 | "url": | ||
141 | 951/download/snowdepth_20150414_10cm_reffromsummer_setnull_final.tif", | 143 | 951/download/snowdepth_20150414_10cm_reffromsummer_setnull_final.tif", | ||
142 | "url_type": "upload" | 144 | "url_type": "upload" | ||
143 | }, | 145 | }, | ||
144 | { | 146 | { | ||
145 | "cache_last_updated": null, | 147 | "cache_last_updated": null, | ||
146 | "cache_url": null, | 148 | "cache_url": null, | ||
147 | "created": "2018-03-01T12:28:49.109982", | 149 | "created": "2018-03-01T12:28:49.109982", | ||
148 | "description": "coordinates for the .tif raster", | 150 | "description": "coordinates for the .tif raster", | ||
149 | "doi": "", | 151 | "doi": "", | ||
150 | "format": "tfw", | 152 | "format": "tfw", | ||
151 | "hash": "", | 153 | "hash": "", | ||
152 | "id": "95509c9f-8a0a-4f7f-a46e-9db9a9c795fa", | 154 | "id": "95509c9f-8a0a-4f7f-a46e-9db9a9c795fa", | ||
153 | "last_modified": "2018-03-01T12:28:49.029824", | 155 | "last_modified": "2018-03-01T12:28:49.029824", | ||
n | 154 | "metadata_modified": null, | n | 156 | "metadata_modified": "2024-01-17T09:55:17.914215", |
155 | "mimetype": null, | 157 | "mimetype": null, | ||
156 | "mimetype_inner": null, | 158 | "mimetype_inner": null, | ||
157 | "name": ".tfw file", | 159 | "name": ".tfw file", | ||
158 | "package_id": "84db9938-9af5-4ae1-8e30-cb45c61fc274", | 160 | "package_id": "84db9938-9af5-4ae1-8e30-cb45c61fc274", | ||
159 | "position": 1, | 161 | "position": 1, | ||
t | t | 162 | "resource_size": "", | ||
160 | "resource_type": null, | 163 | "resource_type": null, | ||
161 | "restricted": "{\"allowed_users\": \"\", \"level\": | 164 | "restricted": "{\"allowed_users\": \"\", \"level\": | ||
162 | \"public\"}", | 165 | \"public\"}", | ||
163 | "size": 89, | 166 | "size": 89, | ||
164 | "state": "active", | 167 | "state": "active", | ||
165 | "url": | 168 | "url": | ||
166 | 5fa/download/snowdepth_20150414_10cm_reffromsummer_setnull_final.tfw", | 169 | 5fa/download/snowdepth_20150414_10cm_reffromsummer_setnull_final.tfw", | ||
167 | "url_type": "upload" | 170 | "url_type": "upload" | ||
168 | } | 171 | } | ||
169 | ], | 172 | ], | ||
170 | "spatial": | 173 | "spatial": | ||
171 | 16671753,46.78251819556539],[9.848556518554688,46.78276798549341]]]}", | 174 | 16671753,46.78251819556539],[9.848556518554688,46.78276798549341]]]}", | ||
172 | "spatial_info": "Br\u00e4mab\u00fcl, Jakobshorn, Davos, | 175 | "spatial_info": "Br\u00e4mab\u00fcl, Jakobshorn, Davos, | ||
173 | Switzerland", | 176 | Switzerland", | ||
174 | "state": "active", | 177 | "state": "active", | ||
175 | "subtitle": "", | 178 | "subtitle": "", | ||
176 | "tags": [ | 179 | "tags": [ | ||
177 | { | 180 | { | ||
178 | "display_name": "REMOTE SENSING", | 181 | "display_name": "REMOTE SENSING", | ||
179 | "id": "1bc9d51e-2500-44a7-857b-13710a59e4be", | 182 | "id": "1bc9d51e-2500-44a7-857b-13710a59e4be", | ||
180 | "name": "REMOTE SENSING", | 183 | "name": "REMOTE SENSING", | ||
181 | "state": "active", | 184 | "state": "active", | ||
182 | "vocabulary_id": null | 185 | "vocabulary_id": null | ||
183 | }, | 186 | }, | ||
184 | { | 187 | { | ||
185 | "display_name": "SNOW", | 188 | "display_name": "SNOW", | ||
186 | "id": "c4e9ea3f-6149-45ce-8631-c872b96a9537", | 189 | "id": "c4e9ea3f-6149-45ce-8631-c872b96a9537", | ||
187 | "name": "SNOW", | 190 | "name": "SNOW", | ||
188 | "state": "active", | 191 | "state": "active", | ||
189 | "vocabulary_id": null | 192 | "vocabulary_id": null | ||
190 | }, | 193 | }, | ||
191 | { | 194 | { | ||
192 | "display_name": "SNOW DEPTH", | 195 | "display_name": "SNOW DEPTH", | ||
193 | "id": "1ef9bd4a-0ba0-419e-90dd-c882a9314029", | 196 | "id": "1ef9bd4a-0ba0-419e-90dd-c882a9314029", | ||
194 | "name": "SNOW DEPTH", | 197 | "name": "SNOW DEPTH", | ||
195 | "state": "active", | 198 | "state": "active", | ||
196 | "vocabulary_id": null | 199 | "vocabulary_id": null | ||
197 | }, | 200 | }, | ||
198 | { | 201 | { | ||
199 | "display_name": "SWE", | 202 | "display_name": "SWE", | ||
200 | "id": "13e47801-cdc7-40e3-b716-d061a23e5180", | 203 | "id": "13e47801-cdc7-40e3-b716-d061a23e5180", | ||
201 | "name": "SWE", | 204 | "name": "SWE", | ||
202 | "state": "active", | 205 | "state": "active", | ||
203 | "vocabulary_id": null | 206 | "vocabulary_id": null | ||
204 | }, | 207 | }, | ||
205 | { | 208 | { | ||
206 | "display_name": "UAS", | 209 | "display_name": "UAS", | ||
207 | "id": "51c19e96-11a0-4164-ab71-7a2c13c70218", | 210 | "id": "51c19e96-11a0-4164-ab71-7a2c13c70218", | ||
208 | "name": "UAS", | 211 | "name": "UAS", | ||
209 | "state": "active", | 212 | "state": "active", | ||
210 | "vocabulary_id": null | 213 | "vocabulary_id": null | ||
211 | } | 214 | } | ||
212 | ], | 215 | ], | ||
213 | "title": "UAS based snow depth maps Br\u00e4mab\u00fcel, Davos, CH", | 216 | "title": "UAS based snow depth maps Br\u00e4mab\u00fcel, Davos, CH", | ||
214 | "type": "dataset", | 217 | "type": "dataset", | ||
215 | "url": null, | 218 | "url": null, | ||
216 | "version": "1.0" | 219 | "version": "1.0" | ||
217 | } | 220 | } |