{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003243},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003517","487:4870002631","487:4870003240","487:4870003246","487:4870002869","487:4870003379","487:4870002533","487:4870002739","487:4870003382","487:4870004069","487:4870009742","487:4870002737","487:4870003108","487:4870005990","487:4870002188","487:4870004988","496:4960005426","487:4870005856","490:4900000116","487:4870009625","487:4870004977","490:4900001197","487:4870003819","490:4900000681","487:4870002270"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,496,487,490,487,487,490,487,490,487],"twin_sims":[0.3650576543331501,0.35311758182689973,0.3421052380371216,0.3163950747396003,0.27426796687654686,0.2632182017366546,0.2329134370099153,0.172420446819451,0.1718276808403868,0.1580787969370807,0.14277165815755896,0.13943437071200362,0.135573984462006,0.1345532720490968,0.12344090630011438,0.12042348451324214,0.11801808758035455,0.11704677312719902,0.11131753781327912,0.10864067498568401,0.09712611775061136,0.09301295492094303,0.09261769430847977,0.09225395789886046,0.08948373643860613],"twin_dists":[0.18437603408717454,0.18739355562644858,0.19022395440294418,0.19702979428375983,0.20890420641644955,0.21219853236264358,0.22170822027148934,0.2435151365542661,0.24375356127509337,0.24945786673235282,0.2562518567506465,0.2578040468390688,0.2596345154731642,0.26012501915780856,0.26565557191728784,0.2672222862130122,0.268492840667906,0.26901152162180314,0.2721401089472121,0.27364461411832686,0.28046544904546183,0.2830558657080345,0.283309521913392,0.28354370421733954,0.28535162098679673],"n_dims_used":43,"mean_confidence":0.8940898096838663},"coverage":{"mean_confidence":0.8940898096838663,"n_dims_used":43,"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}}