However, some researchs feel that in certain multi-etnic societies dominant groups believe that their cultural practices are superior to those of minority groups, similar to the concept of ethnocentrism which involves judging another culture, based on the values and standards of one's own culture. It may also involve the process of assimilation whereby other ethnic groups are expected to adopt the culture and practices of the dominant ethnic group. Monoculturalism, in the context of cultural diversity, is the opposite of multiculturalism.