{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012742},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012741","490:4900012807","490:4900012674","490:4900012812","490:4900012678","490:4900012871","490:4900012675","490:4900012804","490:4900012254","490:4900012320","490:4900012390","490:4900012322","490:4900012879","490:4900012806","490:4900012878","490:4900012319","490:4900012982","490:4900012531","490:4900012937","490:4900012805","490:4900012803","490:4900012321","490:4900012737","490:4900012809","490:4900012985"],"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":[0.49984183354500544,0.4898039570296372,0.3374503481702816,0.3136140550489215,0.31359067929975915,0.31132183268438623,0.2565347257742112,0.25642132222308983,0.22737741912774384,0.22603590026349293,0.21021509749267692,0.1756628458003891,0.16444773475723784,0.15726883968614172,0.14595354284093245,0.14065917581371298,0.1358122368403468,0.12315761625653847,0.11214046079422983,0.08676358083106452,0.07050606351077411,0.06640017175664506,0.06186828874608026,0.061227113118703144,0.05526524307756683],"twin_dists":[0.15295041773227128,0.15517148683534188,0.19143489701123245,0.19778414836452934,0.19779050511901125,0.1984087803099935,0.21423317238124648,0.21426798223460244,0.2235308585497483,0.22397693660268006,0.2293764350025078,0.24222123003465046,0.24677263201799698,0.2498049645798901,0.2547968577004046,0.2572312015007962,0.2595204221429196,0.2658014132405076,0.27168321531790224,0.2871705723112421,0.29910951966234034,0.3024740638136081,0.30639081850930433,0.3069637928208761,0.31254241178720665],"n_dims_used":45,"mean_confidence":0.9117142571343316},"coverage":{"mean_confidence":0.9117142571343316,"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}}