{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880005771},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960009165","488:4880001967","488:4880001721","488:4880000529","488:4880002278","488:4880002657","488:4880001726","488:4880005587","488:4880001551","488:4880002043","488:4880001190","488:4880000526","496:4960008948","496:4960010230","496:4960010477","488:4880002617","470:4700000056","470:4700005288","488:4880006028","470:4700001581","488:4880005303","488:4880000527","496:4960009926","468:4680004181","488:4880000324"],"twin_admin_codes":[496,488,488,488,488,488,488,488,488,488,488,488,496,496,496,488,470,470,488,470,488,488,496,468,488],"twin_sims":[0.5807858795531743,0.5469826250408186,0.5251886216497393,0.5218252903532962,0.5189559566474282,0.50939997620617,0.4905267331690138,0.4837229379034216,0.4803008705400012,0.47985271406975744,0.4771328137139881,0.466839015533295,0.4602272743871123,0.4566815330309742,0.4526305723113828,0.4466963674752192,0.4455709106711819,0.4368550567830487,0.434134691550442,0.43153602109334266,0.4312270240127053,0.4286343035733689,0.42823523071170905,0.4248107651289482,0.42424941981144554],"twin_dists":[0.1353904159178883,0.14266560104991927,0.14739441792333083,0.148127810012947,0.14875434638733828,0.1508470520170224,0.15501111742496185,0.15652359612354289,0.15728680422090208,0.15738688167557813,0.15799490448009948,0.16030645305167515,0.16180034850152858,0.16260462107361717,0.16352626610080467,0.16488190792353452,0.16513977702155264,0.1671453688024017,0.16777455947909375,0.16837708054838074,0.1684488211579911,0.16905160547998657,0.16914451850127615,0.1699432819956956,0.17007447110457907],"n_dims_used":45,"mean_confidence":0.9188281589084202},"coverage":{"mean_confidence":0.9188281589084202,"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}}