{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003945},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790002891","481:4810004411","499:4990002274","481:4810002646","470:4700008856","466:4660007957","493:4930001176","488:4880004052","496:4960012595","488:4880003185","479:4790003905","479:4790004167","470:4700002713","488:4880003490","493:4930000229","479:4790004001","493:4930000660","466:4660008593","466:4660009256","499:4990001845","466:4660005881","488:4880005122","470:4700003230","481:4810000119","466:4660008600"],"twin_admin_codes":[479,481,499,481,470,466,493,488,496,488,479,479,470,488,493,479,493,466,466,499,466,488,470,481,466],"twin_sims":[0.2903908220400166,0.2679549668507177,0.24160735013952583,0.2361038641816389,0.2284489526002535,0.22684031970629878,0.22677933186501323,0.2208205785181523,0.2197101820995157,0.2142747796485154,0.2126951041796564,0.2104150634039895,0.2089449764256122,0.2072096850181473,0.20482754071913026,0.20482471338067787,0.2029321280897732,0.20161212478553653,0.2015444987384489,0.1945891272275367,0.19385193312796145,0.19040464137423985,0.18905427453486515,0.1869787573260995,0.18620131430585246],"twin_dists":[0.2042399763007959,0.21077603765650096,0.2189023900559639,0.22067073989518962,0.22317580623699013,0.22370924330706463,0.22372951665548332,0.22572804388363496,0.22610442946335066,0.22796550786338624,0.22851234824936845,0.2293065070707544,0.2298216544758985,0.23043291977204433,0.23127775927773744,0.23127876598991612,0.2319547944668917,0.2324288631638848,0.23245320790125185,0.23498777710294433,0.23526007112538622,0.23654303749076544,0.23705001791958197,0.23783421403500837,0.23812952839558021],"n_dims_used":43,"mean_confidence":0.9092208507449128},"coverage":{"mean_confidence":0.9092208507449128,"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}}