{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008812},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008926","490:4900009451","490:4900008586","490:4900008699","490:4900009554","490:4900009656","490:4900008925","490:4900009457","490:4900009348","490:4900009034","490:4900008481","490:4900009546","490:4900009659","490:4900009658","490:4900009552","490:4900009649","490:4900008702","490:4900008921","490:4900009105","490:4900008810","490:4900009033","490:4900009458","490:4900009655","490:4900008927","490:4900008482"],"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":[0.05148131136774162,0.03695843550548176,0.02050420274344013,0.008671748533978766,0.00689494415548197,0.005653523131363979,0.005082310084973661,0.004440347566905695,0.0034266637923523278,0.0015774814044013834,0.0013827701302441045,0.0009090652688887805,0.0008376080477494318,0.0006373637517030819,0.0004964801346636307,0.00043661008618861504,0.00011241170370929651,0.00010969435576110295,0.00010253287720569441,0.00008725921872710282,0.00006237968573139728,0.00005135499227800583,0.000049496409348843825,0.00004644374935104426,0.000026384285482742457],"twin_dists":[0.3163469753551274,0.33355052274844,0.362120506996142,0.40020248831128374,0.40975212896793606,0.4178438445654529,0.4221216293270422,0.4274833151422386,0.4375890743313926,0.46653424141013144,0.47127321155765844,0.48605320525041085,0.4888859475864932,0.49822297816255123,0.5066092982199023,0.5108698435561192,0.5538607870579989,0.5546055048124953,0.5566550537380915,0.561521394145399,0.5715147697412504,0.5772259397155496,0.578302098547505,0.580155852276835,0.5963697861759564],"n_dims_used":45,"mean_confidence":0.88316404554579},"coverage":{"mean_confidence":0.88316404554579,"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}}