{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000002178},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002177","485:4850000921","475:4750011385","475:4750011453","500:5000001855","475:4750011589","475:4750011520","485:4850000874","485:4850000924","475:4750010524","475:4750010525","478:4780001591","485:4850000976","500:5000005921","475:4750011780","478:4780000927","475:4750003157","475:4750011587","485:4850001075","500:5000002182","500:5000001967","468:4680000178","475:4750010778","485:4850001246","485:4850001140"],"twin_admin_codes":[500,485,475,475,500,475,475,485,485,475,475,478,485,500,475,478,475,475,485,500,500,468,475,485,485],"twin_sims":[0.600564220316084,0.3254522422638086,0.274294348198973,0.2671082004385951,0.2661254215840581,0.25960687987049597,0.25788103261351164,0.24524339176653867,0.2399657569627062,0.237147873116603,0.23649893458976826,0.22699781177402298,0.22650967930443666,0.22452807309744993,0.22444834856010668,0.22081440921045772,0.21867594289297274,0.21793202411339402,0.21640958638307906,0.20878324733563178,0.20620060895227066,0.20506741840904294,0.20181752374264952,0.19932116106758827,0.19676198436981907],"twin_dists":[0.13115210316537249,0.19459858115946793,0.20889644020575504,0.21102917409853367,0.21132359667313985,0.21329383114328007,0.21382065706658412,0.21774836682441873,0.21942709118215054,0.22033323670591706,0.22054290863859513,0.22365690709542954,0.22381919689913066,0.22448041779832542,0.2245071012429464,0.22573013155974048,0.22645614857366975,0.22670982766554304,0.22723080461098905,0.2298784778999811,0.23078997903482187,0.23119238219426191,0.23235495589682129,0.23325673993401286,0.23418934144394854],"n_dims_used":44,"mean_confidence":0.9170809659090909},"coverage":{"mean_confidence":0.9170809659090909,"n_dims_used":44,"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}}