{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002936},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003486","490:4900003350","490:4900004045","490:4900008204","490:4900000927","490:4900001159","490:4900003470","487:4870007198","496:4960011813","490:4900005662","490:4900001440","490:4900003740","490:4900003487","494:4940008325","490:4900000926","490:4900001726","490:4900001457","494:4940007802","494:4940004968","487:4870002464","487:4870006277","466:4660011520","487:4870005718","494:4940007503","490:4900000672"],"twin_admin_codes":[490,490,490,490,490,490,490,487,496,490,490,490,490,494,490,490,490,494,494,487,487,466,487,494,490],"twin_sims":[0.560289048864994,0.5550701286235347,0.41440562004623166,0.38334061044153034,0.3523171563199351,0.3406739127794421,0.32230009566231727,0.3209862261865802,0.3174199936505163,0.31526291101078985,0.29690481915936523,0.29174700373205215,0.2901999227573582,0.28833446456151146,0.28417459467236506,0.2801584138261174,0.2778776877350328,0.27390715204387267,0.2649774266499983,0.26352102009955164,0.2584955962191997,0.2527179079543138,0.25153284716124735,0.245802511892282,0.24430293772030326],"twin_dists":[0.13979496637757366,0.14091960194910874,0.17238704312283137,0.17984980012078164,0.18759770629183148,0.1905953591393429,0.19544036494473951,0.19579259041946245,0.19675273126066042,0.19733643913167528,0.20239959999116094,0.20385481781352793,0.2042942779988637,0.20482603655594395,0.2060192945556415,0.20718136329538459,0.20784578594575084,0.20901047017825333,0.21166837311104386,0.2121071177831435,0.21363280355788627,0.21541017079074418,0.21577790650657752,0.21757189229807863,0.21804578711833897],"n_dims_used":45,"mean_confidence":0.9073062472873263},"coverage":{"mean_confidence":0.9073062472873263,"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}}