{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":476,"cluster_id":4760004255},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["476:4760004195","476:4760004167","476:4760004258","476:4760004394","476:4760004326","476:4760004209","476:4760004121","476:4760004292","476:4760004471","476:4760004355","476:4760004283","476:4760004480","476:4760004356","476:4760004249","476:4760003827","476:4760004301","476:4760004414","476:4760004454","476:4760004439","476:4760004196","476:4760003828","476:4760003553","476:4760004200","476:4760004459","476:4760003646"],"twin_admin_codes":[476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476],"twin_sims":[0.8108423246812153,0.8003741368441644,0.6941030987016691,0.6712256618828638,0.6641513036092747,0.6538369822988247,0.6272016199033168,0.6135373523026257,0.5965124260885091,0.5943999662947558,0.5921935507657827,0.5694636518872901,0.5675428630193111,0.5633120766717881,0.5589719511237006,0.5481604745329207,0.5304745541194055,0.5292456600308604,0.5237266392976261,0.5151730906845794,0.5145321692148315,0.510501096643459,0.507713625459864,0.5060977109237508,0.5049669412512462],"twin_dists":[0.08410446873350676,0.08667134565876358,0.11098529498000802,0.11596706591123192,0.1174980578490311,0.11972388175838218,0.12544655013211853,0.1283740994905648,0.13201985422873644,0.13247233894932636,0.132945015657175,0.1378212886827845,0.13823417304037075,0.1391441938380596,0.1400786488869482,0.14241105572676224,0.14624389618379202,0.14651115172746812,0.14771307931461833,0.14958162199726532,0.14972193171632314,0.1506054137087219,0.15121738034798934,0.15157254348000934,0.15182125527948917],"n_dims_used":45,"mean_confidence":0.9090874565972222},"coverage":{"mean_confidence":0.9090874565972222,"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}}