{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004160},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003196","490:4900001438","490:4900002155","490:4900001836","487:4870007614","487:4870002205","487:4870004554","487:4870006591","493:4930007067","487:4870007191","487:4870001956","487:4870008056","487:4870011574","494:4940008006","487:4870007759","494:4940008687","494:4940006953","487:4870005277","487:4870006012","496:4960000891","490:4900001865","487:4870007048","493:4930006957","494:4940004181","494:4940007789"],"twin_admin_codes":[490,490,490,490,487,487,487,487,493,487,487,487,487,494,487,494,494,487,487,496,490,487,493,494,494],"twin_sims":[0.38278642183224243,0.32404900696224737,0.3233352522878837,0.26716899952718054,0.2527056290228062,0.22758408490046322,0.2227661672770245,0.2209844086268167,0.20677056637999938,0.18871305532843424,0.185278381283826,0.18414656387938855,0.1837363340666683,0.18279477254436438,0.18272504386961122,0.18224851453086874,0.1720743584306335,0.1717996574523614,0.16873429401577936,0.15995135742547253,0.14671432963302675,0.14517720519291777,0.144709544455028,0.14247644390432865,0.14059255576792706],"twin_dists":[0.1799854317206958,0.19497275366924105,0.19516342195720549,0.21101098193554785,0.2154139754236686,0.22346229382314622,0.22507159729760062,0.22567261851161244,0.23058815465368807,0.23717852562925396,0.2384812344430088,0.23891422747409244,0.2390716295431353,0.23943383884394048,0.2394607150693559,0.239644582666112,0.24365427020272676,0.24376484752330785,0.24500745619648245,0.24866033523107042,0.2544524553364511,0.255149672377322,0.25536288071330027,0.25638806705755285,0.25726226408263536],"n_dims_used":45,"mean_confidence":0.9160951402452256},"coverage":{"mean_confidence":0.9160951402452256,"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}}