Special Topics

Overlap Detection

Overlap detection is feature in Survey Solutions’ geography question. It is applicable only to the geography questions placed in a roster. When activated by the questionnaire designer, it will assist the interviewers in marking the areas in such a way that there is no overlap between multiple marked plots/parcels. This is important to avoid double-counting of any area in calculation of the total area. If an overlap is detected, the program signals about it at the bottom of the map, mentioning the other roster items with which an overlap was detected.

December 15, 2022

Shape file overlay

This feature has been revised in the recent update v22.06. Please refer to the shapefile maps article for description of the updated functionality. This feature is added in v18.06 for beta testing. We recommend our users to utilize it with a caution and keep us posted about the experiences with it. A single shapefile can be overlayed over the baseline map in a geography type question. This shapefile must be placed into a specific folder and must contain all three mandatory shapefile components (*.

June 14, 2022

CATI Interviewer Retraining Instructions

Collecting data with Survey Solutions over the phone Offline approach utilizing tablets This approach is most suitable for the interviewers working at a location with poor/slow/not-reliable internet connectivity. It is recommended that these generic instructions are reviewed and customized by survey administrators for each particular survey. The article is oriented on the agencies already having experience in using Survey Solutions for face-to-face (CAPI) surveys and in need to re-orient their operations for the telephone surveys.

March 30, 2020

Setting photo size and quality

Survey Solutions v5.22 automatically restricts the size of the images captured by the Interviewer App (see limits). The information below is applicable only if you wish to produce files even smaller than those automatically produced. Survey Solutions image (picture) question does not specify any particular size or quality of the photo to be captured with the tablet’s camera. Instead Survey Solutions captures the image supplied by a standard picture provider (typically the Camera application) installed in the OS Android.

March 16, 2017