{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001352},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004271","487:4870006016","496:4960000445","466:4660011206","490:4900000271","487:4870004826","490:4900004836","490:4900000180","487:4870007033","466:4660014019","487:4870004555","466:4660004318","493:4930002869","487:4870003048","466:4660002799","487:4870007486","496:4960008022","487:4870005115","490:4900000892","466:4660012625","493:4930000236","466:4660012191","496:4960009578","490:4900009919","493:4930000355"],"twin_admin_codes":[487,487,496,466,490,487,490,490,487,466,487,466,493,487,466,487,496,487,490,466,493,466,496,490,493],"twin_sims":[0.19684693821413282,0.18909125138933097,0.1736546871237134,0.1704824669282849,0.16776803675023008,0.1605346163123606,0.15966058484005713,0.1303046122523867,0.12742678659447695,0.12191922596703207,0.11778542469001305,0.11510858544611947,0.10166997668626748,0.09876834577502394,0.09873220701454986,0.09770130791643229,0.09567811299543526,0.09352734185760157,0.09211372165276006,0.09008661783220731,0.0889771438857928,0.08881864043190545,0.08826349616527941,0.08790111408189492,0.08688427284155303],"twin_dists":[0.2341582488108707,0.23703610169456374,0.24302057069327404,0.24429683265649071,0.24540250821687432,0.24841331088269145,0.24878372922174005,0.2621972847659735,0.2636300654288682,0.26644196816227306,0.26861678359245367,0.2700564616163214,0.2777021000346918,0.2794552600705449,0.2794773479070263,0.28011011555460436,0.28136735692906867,0.28272703207093425,0.28363418658624656,0.2849544307392047,0.28568701794904333,0.2857922685479367,0.28616207871474175,0.2864044774609879,0.2870889124422768],"n_dims_used":45,"mean_confidence":0.9004584418402778},"coverage":{"mean_confidence":0.9004584418402778,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}