{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000879},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000869","490:4900000876","494:4940008898","490:4900000868","494:4940008558","490:4900001949","490:4900005360","494:4940008929","490:4900001669","494:4940007345","487:4870004507","490:4900000988","490:4900001659","490:4900005241","494:4940007860","490:4900004131","490:4900000646","494:4940007762","490:4900001411","490:4900000653","490:4900005240","490:4900004265","490:4900003988","490:4900000755","490:4900002424"],"twin_admin_codes":[490,490,494,490,494,490,490,494,490,494,487,490,490,490,494,490,490,494,490,490,490,490,490,490,490],"twin_sims":[0.17338707478772256,0.12472918249311726,0.08060867283350605,0.06891633097270115,0.059275053435093074,0.05902240671567914,0.05337229307884786,0.05280130931275388,0.051760220854415125,0.051248503379370924,0.04797376973687515,0.04727899364962484,0.04716910540881871,0.046688926573083135,0.04480572139865786,0.04434933721618328,0.043606698250830925,0.04351485878877814,0.04281409782503509,0.04096824613976908,0.03892726090075513,0.0388551613203374,0.03751473659345471,0.03748393578166131,0.03679420360920355],"twin_dists":[0.2431275903397081,0.26499554439163786,0.2914604013972685,0.3003928165827101,0.30873909678107053,0.30897236787443594,0.3144177126639996,0.3149941925050867,0.3160587568991159,0.31658854943182585,0.3200873071807377,0.3208551346299207,0.3209774396052684,0.32151468813108464,0.3236674136610051,0.324200514774661,0.3250779177723036,0.32518729351798914,0.3260283125660317,0.3283004064839775,0.3309155287036592,0.3310100108920467,0.33279416566592435,0.3328357934635616,0.3337756614606502],"n_dims_used":45,"mean_confidence":0.9131902058919271},"coverage":{"mean_confidence":0.9131902058919271,"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}}