 ጋላክሲ ዙ እና ሌሎች የሰዎች ጉድኝት ፕሮጄክቶች, በተለምዶ ተለዋዋጭ -ተጠቀሚ-ጥምር ስልት (Wickham 2011), ይህን ስልት ከተረዱ ግን ብዙ ችግሮችን ለመፍታት ይችላሉ.
Galaxy Zoo, and other human computation projects, use a split-apply-combine strategy (Wickham 2011), and once you understand this strategy you'll be able to use it to solve lots of problems.