RANKING OF HETEROGENEOUS INFORMATION OBJECTS

A Computer implemented method of ranking information objects within a collection of information objects linked by a collection of links, the collection of information objects comprising information objects of a first nature and of a second nature, the links being associated to a link type selected among a plurality of link types, the method comprising: allocating a qualification weight to each link, selecting a plurality of paths comprising a sequence of information objects linked by a sequence of the links, for each information object, computing a score as a function of the respective contributions of the links that point to the information object, the contribution of a link being a function of the number of times the link has been selected in the path selection step and the qualification weight of the link, ranking the information objects as a function of the respective scores.