JP2004101780A5

JP2004101780A5 -

Info

Publication number: JP2004101780A5
Application number: JP2002262280A
Authority: JP
Filing date: 2002-09-09
Publication date: 2007-02-15

Claims

A first means for setting different feature point codes to correspond to a plurality of positions on a reference map;
A second means for setting the same feature point code at the same position on the correction target map corresponding to the plurality of positions on the reference map;
Third means for performing correction so that the position coordinates of at least two different feature point codes on the correction target map coincide with the position coordinates of the corresponding same feature point codes on the reference map;
A map position coordinate correction processing apparatus comprising:

In the map position coordinate correction processing apparatus which eliminates the mutual displacement distortion of the digitized map,
A first means for registering different feature point codes in correspondence with a plurality of positions on a reference map;
A second means for displaying the correction target map and displaying the assigned feature point code at the same position of the feature map code of the reference map on the display map;
Third correction is performed so that the position coordinates of at least two different feature point codes specified on the correction target map being displayed match the position coordinates of the corresponding same feature point codes on the reference map. Means,
A map position coordinate correction processing apparatus comprising:

3. The third means according to claim 1 or 2, wherein correction is performed between the corresponding position coordinates one after the other according to the update of at least two different feature point codes which are sequentially assigned and displayed by the second means. Map position coordinate correction processing device.

The map position coordinate correction processing apparatus according to claim 1 or 2, wherein the position on the map set by the feature point code is an object capable of specifying a position such as a block, a road, an intersection, or a target.

The map position coordinate correction processing apparatus according to claim 1 or 2, wherein the position coordinates in the third means are coordinates indicated by latitude and longitude.

A first step of setting different feature point codes to correspond to a plurality of positions on a reference map stored in a drawing file;
For the correction target map stored in the drawing file, the same feature point code is set at the same position on the correction target map corresponding to the plurality of positions on the reference map. A second step;
A third step of performing correction so that the position coordinates of at least two different feature point codes on the correction target map coincide with the position coordinates of the corresponding same feature point code on the reference map;
A map position coordinate correction processing method performed by the position coordinate correction processing unit.

Connected to a communication line, a map processing position coordinate processing device for a fee-based processing that can be superimposed without any positional displacement distortion between multiple maps such as digitized topographic maps and facility maps, and use connected to a communication line A map position coordinate correction processing method for performing map position coordinate correction processing with a user terminal,
The user terminal sends the correction target map to the map position coordinate processing device via the communication line,
The map coordinate processing apparatus sets a plurality of position-corresponding feature point codes on the registered reference map at the same position on the correction target map, and at least two different features designated on the correction target map Correction is made so that the position coordinates of the point code match the position of the corresponding same feature point code on the reference map, and the corrected correction target map is sent to the user terminal,
The user terminal is supposed to receive and store this,
A map position coordinate correction processing method using a communication line characterized by the above.

A map file storing a reference map and a correction target map to be corrected; and
Different feature point codes are set corresponding to a plurality of positions on the reference map, and the same feature point codes are set at the same position on the correction target map corresponding to the plurality of positions on the reference map. And a position coordinate correction processing unit that performs correction so that the position coordinates of at least two different feature point codes on the correction target map coincide with the position coordinates of the corresponding same feature point code on the reference map. Map position coordinate correction processing device.

The map position coordinate correction processing apparatus according to claim 8, wherein the position coordinate correction processing unit extracts a closed region of a feature point code and performs correction by affine transformation when performing correction so as to match.

A drawing file containing a reference map;
Different feature point codes are set to correspond to a plurality of positions on the reference map, a correction target map to be subjected to position correction is received, and the correction corresponding to the plurality of positions on the reference map The same feature point code is set at the same position on the target map, and the position coordinates of at least two different feature point codes on the correction target map are the position map of the corresponding same feature point code on the reference map The map position coordinate correction processing apparatus which has a position coordinate correction process part which correct | amends so that it may correspond.