Improvements may include filters.Logical formLearned from35 sentences. Filters can be nonlinear.Logical formLearned from35 sentences. A filter may be applied.Logical formLearned from35 sentences. An output may pertain-to a filter.Logical formLearned from35 sentences. Filters may undergo an installation.Logical formLearned from34 sentences. Filters may undergo a collection.Logical formLearned from34 sentences. A filter can be narrow.Logical formLearned from34 sentences. A size may pertain-to a filter.Logical formLearned from33 sentences. Filters can be coloured.Logical formLearned from33 sentences. Filters may be applied.Logical formLearned from33 sentences. (Color filters) can be enhanced.Logical formLearned from33 sentences. A filter may undergo a performance.Logical formLearned from33 sentences. Filters can be circular.Logical formLearned from33 sentences. A filter may be installed.Logical formLearned from32 sentences. Filters can be color.Logical formLearned from32 sentences.