{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960009758},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960010431","496:4960010022","496:4960009846","496:4960011569","496:4960010828","488:4880003420","496:4960010102","499:4990000430","496:4960011659","472:4720000611","488:4880001163","490:4900002208","472:4720005308","490:4900002364","478:4780002790","496:4960011388","496:4960010435","478:4780004216","490:4900002210","490:4900002942","466:4660002234","469:4690000787","496:4960011385","494:4940003600","488:4880003722"],"twin_admin_codes":[496,496,496,496,496,488,496,499,496,472,488,490,472,490,478,496,496,478,490,490,466,469,496,494,488],"twin_sims":[0.4837479376836502,0.4727511366074876,0.3928657878397289,0.3018614041651005,0.28625002345202405,0.2662342966914364,0.26494161342930145,0.25984969733498575,0.2528029280116017,0.24510655783696506,0.24281387953420056,0.22905192375367442,0.210888072798722,0.21044771235832027,0.20580037388179068,0.1988555170639147,0.19336880579607396,0.1870887600868372,0.18558842637669584,0.18080706156215384,0.17733786623267453,0.1747234076538529,0.17200262195514868,0.162707873258637,0.15609059929483884],"twin_dists":[0.15651802678153814,0.15897678830464768,0.17753298322049446,0.2010151057824117,0.20542265697750267,0.21129094641182897,0.21167914382574726,0.2132198867275548,0.2153838305115973,0.21779159504413856,0.21851821949700223,0.22297649609343645,0.2291412754875494,0.22929509404285253,0.230931931920219,0.23342580914107405,0.235438912354768,0.23779249876629954,0.23836294712276973,0.2402028396501523,0.24155946023960484,0.24259435412041655,0.2436831345911948,0.24749858211583214,0.2503122227794622],"n_dims_used":45,"mean_confidence":0.9174671596950955},"coverage":{"mean_confidence":0.9174671596950955,"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}}