1. A method of extracting a sky portion, comprising: receiving a plurality of images, the plurality of images time-sequenced and the plurality of images each comprising a plurality of corresponding data elements; identifying a first type of data elements among the plurality of corresponding data elements of each image among the plurality of images based on color values; removing a corresponding data element from the first type of data elements in response to a determination that the corresponding data element is identified as a first type of data element in less than a first threshold number of images among the plurality of images; and generating a representative comprising at least a set of neighbouring first type of data elements indicative of at least a sky component.