{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960010937},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880003166","488:4880002274","496:4960009458","496:4960008665","496:4960009039","488:4880002201","488:4880001869","488:4880003071","496:4960010086","488:4880001103","496:4960008757","496:4960010227","488:4880001953","496:4960010813","496:4960011015","488:4880002042","470:4700000173","496:4960008571","496:4960011273","496:4960010313","496:4960010479","496:4960011275","496:4960010967","488:4880002273","496:4960009358"],"twin_admin_codes":[488,488,496,496,496,488,488,488,496,488,496,496,488,496,496,488,470,496,496,496,496,496,496,488,496],"twin_sims":[0.7898712516092734,0.6393342300298034,0.6153595383699125,0.5962591684605052,0.5843512320642358,0.5837568977756779,0.5758515307376939,0.5719771386867298,0.5666783514673367,0.566099022576832,0.5646619106776616,0.5594177949826014,0.5585575488766734,0.5548091620824529,0.5516645764717054,0.5419118857941492,0.5405590081150793,0.5404595383941277,0.539736762057134,0.5243133807868174,0.5213955594302561,0.5202856197107358,0.517859616686758,0.5154204791511284,0.5148754999708566],"twin_dists":[0.08920502113596208,0.12284340384096619,0.12798385347006955,0.1320740985750785,0.13462579770901165,0.134753233574887,0.1364492553198054,0.1372812348762398,0.13842005767257967,0.13854464214638468,0.13885375976025924,0.13998261062731338,0.14016792401843364,0.14097587865387204,0.14165432045819742,0.14376253534684252,0.14405551144577214,0.14407705776488278,0.14423364206962008,0.14758516598772883,0.14822159298666102,0.14846390564606304,0.1489939549231111,0.1495274755346328,0.14964676481908812],"n_dims_used":45,"mean_confidence":0.9187021043565539},"coverage":{"mean_confidence":0.9187021043565539,"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}}