radiantearth · m-mohr · Jun 18, 2019 · Jun 18, 2019
diff --git a/extensions/label/README.md b/extensions/label/README.md
@@ -13,13 +13,20 @@ This document explains the fields of the STAC Label Extension to a STAC Item. It
 ## Examples
 
 **Roads:**
-- [Example Roads Item](examples/sprint4_roads/sprint_4_example_roads_item.json)
-- [Example Roads Asset (labels)](examples/sprint4_roads/spacenetroads_AOI_3_Paris_img101.json)
-- [Example Roads Source Imagery Item](examples/sprint4_roads/example-source.json)
+- [Example Roads Item](examples/spacenet-roads/roads_item.json)
+- [Example Roads Asset (labels)](examples/spacenet-roads/spacenetroads_AOI_3_Paris_img101.geojson)
+- [Example Roads Source Imagery Item](examples/spacenet-roads/roads_source.json)
+- [Example Roads Collection](examples/spacenet-roads/roads_collection.json)
 
 **Buildings:**
-- [Example Catalog & Collections of Building Footprint Label Items](examples/sprint4_misc_samples/catalog.json)
-
+- [Example Collection of Two Building Footprint Label Catalogs](examples/multidataset/catalog.json)
+- [Example SpaceNet Buildings Catalog](examples/multidataset/spacenet-buildings/catalog.json)
+- [Example SpaceNet Buildings (Vegas) Item](examples/multidataset/spacenet-buildings/AOI_2_Vegas_img2636.json)
+- [Example SpaceNet Buildings (Paris) Item](examples/multidataset/spacenet-buildings/AOI_3_Paris_img1648.json)
+- [Example SpaceNet Buildings (Shanghai) Item](examples/multidataset/spacenet-buildings/AOI_4_Shanghai_img3344.json)
+- [Example World Bank Zanzibar Buildings Catalog](examples/multidataset/zanzibar/catalog.json)
+- [Example World Bank Zanzibar Building Item 1](examples/multidataset/zanzibar/znz001.json)
+- [Example World Bank Zanzibar Building Item 2](examples/multidataset/zanzibar/znz029.json)
 ## Schema
 - [JSON Schema](schema.json)
 
@@ -45,7 +52,6 @@ Some additional notes are given here for some of the core STAC Item fields and w
 | label:type        | string               | Type                       | **REQUIRED** An ENUM of either `vector` label type or `raster` label type |
 | label:task        | [string]             | Task                       | Recommended to be a subset of 'regression', 'classification', 'detection', or 'segmentation', but may be an arbitrary value |
 | label:method      | [string]             | Method                     | Recommended to be a subset of 'automated' or 'manual', but may be an arbitrary value. |
-| label:version     | number               | Version                    |  Monotonically-increasing version number. |
 | label:overview    | Label Overview Object| Overview                   | An Object storing counts (for classification-type data) or summary statistics (for continuous numerical/regression data). |
 
 #### Class Object

diff --git a/extensions/label/examples/multidataset/catalog.json b/extensions/label/examples/multidataset/catalog.json
@@ -0,0 +1,25 @@
+{
+    "id": "label_extension_demo",
+    "title": "label extension demo",
+    "description": "Sample ML training data labels in the STAC format",
+    "stac_version": "0.7",
+    "links":
+    [
+        {
+            "rel": "self",
+            "href": "catalog.json"
+        },
+        {
+            "rel": "root",
+            "href": "./catalog.json"
+        },
+        {
+            "rel": "child",
+            "href": "zanzibar/catalog.json"
+        },
+        {
+            "rel": "child",
+            "href": "spacenet-buildings/catalog.json"
+        }
+    ]
+}
diff --git a/...dings-collection/AOI_2_Vegas_img2636.json → ...acenet-buildings/AOI_2_Vegas_img2636.json b/...dings-collection/AOI_2_Vegas_img2636.json → ...acenet-buildings/AOI_2_Vegas_img2636.json
@@ -1108,7 +1108,7 @@
     "label:task": "segmentation",
     "label:type": "vector",
     "label:method": "manual",
-    "label:version": 1,
+    "version": 1,
     "label:classes": [
       {
         "name": "OBJECTID_1",
@@ -1130,7 +1130,7 @@
   "links": [
     {
       "rel": "self",
-      "href": "https://my.cat/spacenet-buildings-collection/AOI_2_Vegas_img2636.json"
+      "href": "AOI_2_Vegas_img2636.json"
     },
     {
       "rel": "root",
@@ -1151,4 +1151,4 @@
       "label:assets": "OBJECTID_1"
     }
   ]
-}
+}
diff --git a/...dings-collection/AOI_3_Paris_img1648.json → ...acenet-buildings/AOI_3_Paris_img1648.json b/...dings-collection/AOI_3_Paris_img1648.json → ...acenet-buildings/AOI_3_Paris_img1648.json
@@ -1512,7 +1512,7 @@
     "label:task": "segmentation",
     "label:type": "vector",
     "label:method": "manual",
-    "label:version": 1,
+    "version": 1,
     "label:classes": [
       {
         "name": "OBJECTID_1",
@@ -1534,7 +1534,7 @@
   "links": [
     {
       "rel": "self",
-      "href": "https://my.cat/spacenet-buildings-collection/AOI_3_Paris_img1648.json"
+      "href": "AOI_3_Paris_img1648.json"
     },
     {
       "rel": "root",
@@ -1555,4 +1555,4 @@
       "label:assets": "OBJECTID_1"
     }
   ]
-}
+}
diff --git a/...gs-collection/AOI_4_Shanghai_img3344.json → ...net-buildings/AOI_4_Shanghai_img3344.json b/...gs-collection/AOI_4_Shanghai_img3344.json → ...net-buildings/AOI_4_Shanghai_img3344.json
@@ -692,7 +692,7 @@
     "label:task": "segmentation",
     "label:type": "vector",
     "label:method": "manual",
-    "label:version": 1,
+    "version": 1,
     "label:classes": [
       {
         "name": "OBJECTID_1",
@@ -714,7 +714,7 @@
   "links": [
     {
       "rel": "self",
-      "href": "https://my.cat/spacenet-buildings-collection/AOI_4_Shanghai_img3344.json"
+      "href": "AOI_4_Shanghai_img3344.json"
     },
     {
       "rel": "root",
@@ -735,4 +735,4 @@
       "label:assets": "OBJECTID_1"
     }
   ]
-}
+}
diff --git a/...pacenet-buildings-collection/catalog.json → ...tidataset/spacenet-buildings/catalog.json b/...pacenet-buildings-collection/catalog.json → ...tidataset/spacenet-buildings/catalog.json
@@ -35,7 +35,7 @@
   "links": [
     {
       "rel": "self",
-      "href": "https://my.cat/spacenet-buildings-collection/catalog.json"
+      "href": "catalog.json"
     },
     {
       "rel": "root",
@@ -58,4 +58,4 @@
       "href": "AOI_4_Shanghai_img3344.json"
     }
   ]
-}
+}
diff --git a/..._samples/zanzibar-collection/catalog.json → ...amples/multidataset/zanzibar/catalog.json b/..._samples/zanzibar-collection/catalog.json → ...amples/multidataset/zanzibar/catalog.json
@@ -60,7 +60,7 @@
   "links": [
     {
       "rel": "self",
-      "href": "https://my.cat/zanzibar-collection/catalog.json"
+      "href": "catalog.json"
     },
     {
       "rel": "root",
@@ -79,4 +79,4 @@
       "href": "znz029.json"
     }
   ]
-}
+}
diff --git a/...c_samples/zanzibar-collection/znz001.json → ...xamples/multidataset/zanzibar/znz001.json b/...c_samples/zanzibar-collection/znz001.json → ...xamples/multidataset/zanzibar/znz001.json
@@ -167661,7 +167661,7 @@
     "label:task": "segmentation",
     "label:type": "vector",
     "label:method": "manual",
-    "label:version": 1,
+    "version": 1,
     "label:classes": [
       {
         "name": "building",
@@ -167691,7 +167691,7 @@
   "links": [
     {
       "rel": "self",
-      "href": "https://my.cat/zanzibar-collection/znz001.json"
+      "href": "znz001.json"
     },
     {
       "rel": "root",
@@ -167712,4 +167712,4 @@
       "label:assets": "building"
     }
   ]
-}
+}
diff --git a/...c_samples/zanzibar-collection/znz029.json → ...xamples/multidataset/zanzibar/znz029.json b/...c_samples/zanzibar-collection/znz029.json → ...xamples/multidataset/zanzibar/znz029.json
@@ -48921,7 +48921,7 @@
     "label:task": "segmentation",
     "label:type": "vector",
     "label:method": "manual",
-    "label:version": 1,
+    "version": 1,
     "label:classes": [
       {
         "name": "building",
@@ -48951,7 +48951,7 @@
   "links": [
     {
       "rel": "self",
-      "href": "https://my.cat/zanzibar-collection/znz029.json"
+      "href": "znz029.json"
     },
     {
       "rel": "root",
@@ -48972,4 +48972,4 @@
       "label:assets": "building"
     }
   ]
-}
+}
diff --git a/...ds/sprint_4_example_roads_collection.json → ...ples/spacenet-roads/roads_collection.json b/...ds/sprint_4_example_roads_collection.json → ...ples/spacenet-roads/roads_collection.json
@@ -20,12 +20,12 @@
   "links":
   [
     {
-      "href": "https://<endpoint>/sprint_4_example_roads_collection.json",
+      "href": "roads_collection.json",
       "rel": "self",
       "title": "sample SpaceNet roads label collection"
     },
     {
-      "href": "https://<endpoint>/sprint_4_example_roads_collection.json",
+      "href": "roads_collection.json",
       "rel": "root",
       "title": "sample SpaceNet roads label collection"
     }

diff --git a/...t4_roads/sprint_4_example_roads_item.json → ...l/examples/spacenet-roads/roads_item.json b/...t4_roads/sprint_4_example_roads_item.json → ...l/examples/spacenet-roads/roads_item.json
@@ -42,7 +42,7 @@
     ],
     "label:task": ["segmentation"],
     "label:method": ["manual"],
-    "label:version": 1,
+    "version": 1,
     "label:overview":
     [
       {
@@ -104,27 +104,27 @@
   "links":
   [
     {
-      "href": "https://<endpoint>/sprint_4_example_roads_item.json",
+      "href": "roads_item.json",
       "rel": "self",
       "title": "sample SpaceNet roads label item"
     },
     {
-      "href": "https://<endpoint>/sprint_4_example_roads_collection.json",
+      "href": "roads_collection.json",
       "rel": "root",
       "title": "sample SpaceNet roads label collection"
     },
     {
-      "href": "https://<endpoint>/sprint_4_example_roads_collection.json",
+      "href": "roads_collection.json",
       "rel": "parent",
       "title": "sample SpaceNet roads label collection"
     },
     {
-      "href": "https://<endpoint>/sprint_4_example_roads_collection.json",
+      "href": "roads_collection.json",
       "rel": "collection",
       "title": "sample SpaceNet roads label collection"
     },
     {
-      "href": "https://<endpoint_for_raster_imagery>/AOI_3_Paris_img101_item.json",
+      "href": "roads_source.json",
       "rel": "source",
       "title": "The source imagery these road labels were derived from",
       "label:assets": "road_labels"
@@ -134,7 +134,7 @@
   {
     "road_labels":
     {
-      "href": "https://spacenet-dataset.s3.amazonaws.com/SpaceNet_Roads_Competition/Train/AOI_3_Paris_Roads_Train/geojson/spacenetroads/spacenetroads_AOI_3_Paris_img101.geojson",
+      "href": "spacenetroads_AOI_3_Paris_img101.geojson",
       "title": "AOI_3_Paris_img101_roads",
       "type": "application/geo+json"
     }

diff --git a/...xamples/sprint4_roads/example-source.json → ...examples/spacenet-roads/roads_source.json b/...xamples/sprint4_roads/example-source.json → ...examples/spacenet-roads/roads_source.json
diff --git a/.../spacenetroads_AOI_3_Paris_img101.geojson → .../spacenetroads_AOI_3_Paris_img101.geojson b/.../spacenetroads_AOI_3_Paris_img101.geojson → .../spacenetroads_AOI_3_Paris_img101.geojson
diff --git a/extensions/label/examples/sprint4_misc_samples/catalog.json b/extensions/label/examples/sprint4_misc_samples/catalog.json
diff --git a/extensions/label/schema.json b/extensions/label/schema.json
@@ -70,10 +70,6 @@
               ]
             }
           },
-          "label:version": {
-            "title": "Version",
-            "type": "number"
-          },
           "label:overview": {
             "title": "Overview",
             "type": "object",