Difference between revisions of "Projets-2016-2017-GeoDiff/SRS"
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* Function: Compare two spatial data sets. |
* Function: Compare two spatial data sets. |
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− | * Description: Computes a delta between two spatial data sets. |
+ | ** Description: Computes a delta between two spatial data sets. |
− | * Input: Two versions of the same spatial data set at different instants. |
+ | ** Input: Two versions of the same spatial data set at different instants. |
− | * Source: Imported by the user. |
+ | ** Source: Imported by the user. |
− | * Output: |
+ | ** Output: The delta. |
− | * Destination: The |
+ | ** Destination: The memory. |
− | * Action: The two sets are compared and a delta is produced |
+ | ** Action: The two sets are compared and a delta is produced. |
− | * Requirement: Two geographical data sets. |
+ | ** Requirement: Two geographical data sets. |
− | * Pre-condition: They represent the same data (at two different instants). |
+ | ** Pre-condition: They represent the same data (at two different instants). |
− | * Post-condition: The delta represents all differences. |
+ | ** Post-condition: The delta represents all differences. |
− | * Side-effects: |
+ | ** Side-effects: Delta written into memory. |
+ | |||
+ | |||
+ | * Function: Display the delta. |
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+ | ** Description: Display the calculated delta on the screen. |
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+ | ** Input: The delta previously calculated. |
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+ | ** Source: The memory. |
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+ | ** Output: A visualization of the delta. |
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+ | ** Destination: The screen. |
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+ | ** Action: The delta is shown to the user, highlighting the additions, deletions and modifications. |
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+ | ** Requirement: The delta being computed in advance. |
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+ | ** Pre-condition: None. |
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+ | ** Post-condition: The delta is shown on screen. |
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+ | ** Side-effects: None. |
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+ | |||
+ | |||
+ | * Function: Criteria selection. |
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+ | ** Description: Computes a delta between two spatial data sets. |
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+ | ** Input: The current list of criteria. |
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+ | ** Source: The memory. |
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+ | ** Output: The list of selected criteria. |
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+ | ** Destination: The memory. |
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+ | ** Action: The criteria list is updated. |
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+ | ** Requirement: None. |
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+ | ** Pre-condition: None. |
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+ | ** Post-condition: None. |
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+ | ** Side-effects: The new criteria list is written into memory. |
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+ | |||
==Non-Functional== |
==Non-Functional== |
Revision as of 18:25, 16 January 2017
Requirements
Functional
- Function: Compare two spatial data sets.
- Description: Computes a delta between two spatial data sets.
- Input: Two versions of the same spatial data set at different instants.
- Source: Imported by the user.
- Output: The delta.
- Destination: The memory.
- Action: The two sets are compared and a delta is produced.
- Requirement: Two geographical data sets.
- Pre-condition: They represent the same data (at two different instants).
- Post-condition: The delta represents all differences.
- Side-effects: Delta written into memory.
- Function: Display the delta.
- Description: Display the calculated delta on the screen.
- Input: The delta previously calculated.
- Source: The memory.
- Output: A visualization of the delta.
- Destination: The screen.
- Action: The delta is shown to the user, highlighting the additions, deletions and modifications.
- Requirement: The delta being computed in advance.
- Pre-condition: None.
- Post-condition: The delta is shown on screen.
- Side-effects: None.
- Function: Criteria selection.
- Description: Computes a delta between two spatial data sets.
- Input: The current list of criteria.
- Source: The memory.
- Output: The list of selected criteria.
- Destination: The memory.
- Action: The criteria list is updated.
- Requirement: None.
- Pre-condition: None.
- Post-condition: None.
- Side-effects: The new criteria list is written into memory.