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2 | 2 | <html>
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3 | 3 | <head>
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4 | 4 | <meta content="text/html; charset=utf-8" http-equiv="content-type">
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5 |
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6 | 5 | <title>Overview of the CoverageJSON format</title>
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7 | 6 | <script class="remove" src="http://www.w3.org/Tools/respec/respec-w3c-common"></script>
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8 | 7 | <script class="remove" src="config.js"></script>
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9 | 8 | <style type="text/css">
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| 9 | + /* Force W3C logo to site side by side with OGC logo */ |
| 10 | + .head img[src*="logos/W3C"] { |
| 11 | + display: inherit !important; |
| 12 | + } |
| 13 | + .head a:hover > img[src*='ogc'] { |
| 14 | + opacity: 0.8; |
| 15 | + } |
10 | 16 |
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11 | 17 | /* Styles to replicate key LODS styles */
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12 | 18 |
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80 | 86 | released at this time to solicit public comment.</p>
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81 | 87 | </section>
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82 | 88 |
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| 89 | + <section> |
83 | 90 | <h2>Known issues with this document</h2>
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84 | 91 | <ul>
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85 | 92 | <li>References need to be added</li>
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86 | 93 | <li>Need to add more illustrations?</li>
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87 | 94 | </ul>
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| 95 | + </section> |
88 | 96 |
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89 | 97 | <section id="intro" >
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90 | 98 | <h2>Introduction</h2>
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@@ -232,7 +240,7 @@ <h4>Support for large datasets</h4>
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232 | 240 | <li>Additionally, the individual arrays may be split up into tiles, in which the values of each parameter are encoded in multiple JSON documents, each containing an NdArray.</li>
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233 | 241 | </ol>
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234 | 242 | <p>The following illustrates how a coverage may be split up into a particular tileset:</p>
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235 |
| - <img src="covjson-tiling.png" width="500"/> |
| 243 | + <img src="covjson-tiling.png" width="500" alt="A map projection of the Earth is split into a set of tiles. The superposition of these set of tiles over time creates a tiled NdArray." /> |
236 | 244 | <pre>
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237 | 245 | {
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238 | 246 | "type" : "TiledNdArray",
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@@ -348,7 +356,7 @@ <h2>Examples</h2>
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348 | 356 |
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349 | 357 | <section id="tools">
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350 | 358 | <h2>Tools and libraries</h2>
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351 |
| - <p>We have developed a number of tools and libraries to help users produce, use and debug CoverageJSON documents. These are all published on the <a href="https://covjson.org/tools">project website</a> and include: |
| 359 | + <p>We have developed a number of tools and libraries to help users produce, use and debug CoverageJSON documents. These are all published on the <a href="https://covjson.org/tools/">project website</a> and include: |
352 | 360 | <ul>
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353 | 361 | <li>A JavaScript API for reading CoverageJSON documents, intended for use by developers of web applications.</li>
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354 | 362 | <li>A Plugin for the Leaflet web mapping library (REF).</li>
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@@ -419,7 +427,7 @@ <h2>Relationship to Use Cases and Requirements</h2>
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419 | 427 | <td><a href="https://www.w3.org/TR/sdw-ucr/#DifferentTimeModels">Different time models</a></td><td>CoverageJSON supports a range of <a href="https://covjson.org/spec/#temporal-reference-systems">temporal reference systems</a>, defaulting to the Gregorian calendar.</td>
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420 | 428 | </tr>
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421 | 429 | <tr>
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422 |
| - <td><a href="https://www.w3.org/TR/sdw-ucr/Discoverability">Discoverability</a></td><td>CoverageJSON does not define how to include discovery metadata at the level of a CoverageJSON document. It is usually assumed that this metadata is contained elsewhere, e.g. in a catalogue. However, CoverageJSON does provide an <a href="https://covjson.org/spec/#custom-members">extension mechanism</a> for adding custom metadata to a document. This could be used to add discovery metadata, for example from the DCAT vocabulary (REF). See <a href="https://github.com/covjson/specification/issues/71">this discussion</a>.</td> |
| 430 | + <td><a href="https://www.w3.org/TR/sdw-ucr/#Discoverability">Discoverability</a></td><td>CoverageJSON does not define how to include discovery metadata at the level of a CoverageJSON document. It is usually assumed that this metadata is contained elsewhere, e.g. in a catalogue. However, CoverageJSON does provide an <a href="https://covjson.org/spec/#custom-members">extension mechanism</a> for adding custom metadata to a document. This could be used to add discovery metadata, for example from the DCAT vocabulary (REF). See <a href="https://github.com/covjson/specification/issues/71">this discussion</a>.</td> |
423 | 431 | </tr>
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424 | 432 | <tr>
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425 | 433 | <td><a href="https://www.w3.org/TR/sdw-ucr/#Georectification">Georectification</a></td><td>Coverage JSON has a flexible and extensible <a href="https://covjson.org/spec/#reference-system-objects">approach to specifying reference systems</a>, in which data can be referenced to any grid.</td>
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