{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010203},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008411","490:4900009495","490:4900010200","490:4900011214","490:4900008737","490:4900010551","490:4900008746","490:4900009815","490:4900007859","490:4900008970","490:4900008414","490:4900007858","490:4900011357","490:4900008857","490:4900010887","490:4900009188","490:4900010201","490:4900008409","490:4900009905","490:4900009077","490:4900010383","490:4900008856","490:4900008973","490:4900007852","490:4900010812"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.44498323850470334,0.43417132000574243,0.4204152241902661,0.3951955624174567,0.3374263135889084,0.3318170757967385,0.3291108254973164,0.3152719279945929,0.3144073336036955,0.3108148820402287,0.30121634427637767,0.2927418257942571,0.2914958171621343,0.27868460230034975,0.2606330411668271,0.26047070708736986,0.255054356441309,0.24960844808524488,0.24885856891646843,0.2488103441569515,0.24491134844863663,0.2374558075857852,0.22967500045055897,0.2263908727753119,0.22184457758853315],"twin_dists":[0.16527452544699742,0.16776607728207732,0.17097249197695444,0.1769703277747934,0.19144117270311442,0.19291249084450388,0.19362720089665716,0.19733399443325036,0.19756858525110776,0.19854727884895318,0.2011945304335482,0.20357296222005092,0.20392607486565975,0.20761033708067106,0.21298163332352352,0.21303097009829286,0.21468834892116215,0.21637742818057235,0.21661184336390898,0.21662693408250147,0.2178532920140833,0.22023387412250744,0.2227709039995217,0.22385873169206472,0.22538206457743673],"n_dims_used":45,"mean_confidence":0.9111404418945312},"coverage":{"mean_confidence":0.9111404418945312,"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}}