{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012819},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012995","490:4900013033","490:4900013142","490:4900012817","490:4900012695","490:4900012682","490:4900012328","490:4900012627","490:4900012820","490:4900012339","490:4900012825","490:4900013104","490:4900013176","490:4900012261","490:4900012478","490:4900012756","490:4900013211","490:4900013139","490:4900012263","490:4900012477","490:4900012610","490:4900012824","490:4900012752","490:4900012757","490:4900012539"],"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":[0.6378180930477528,0.5726782641399,0.4286115603912976,0.3967539259491819,0.39506644985363265,0.37258479234171804,0.3634958970840464,0.3604952500654894,0.35667990073428946,0.2954647180518315,0.26742718832068363,0.2594718310090293,0.2567692823133396,0.2527240755518227,0.2510683816443648,0.2503946502967968,0.2277052526231268,0.21252617751572048,0.21216466353245092,0.20772688879602016,0.20165307205138155,0.193311971161971,0.19083254124853977,0.18518289827453213,0.18493836081051773],"twin_dists":[0.12316897555786609,0.13713063458330282,0.16905689964431925,0.1765948276547648,0.17700146905240918,0.18249936306202144,0.184767834365894,0.18552301153017697,0.18648787354158872,0.20280439494355942,0.21093375591204802,0.21333497596893114,0.21416120481082188,0.21540825980203643,0.21592233585270115,0.21613214154521104,0.22342211363574455,0.22857098846121762,0.22869658844562912,0.23025036826502937,0.23241412526521923,0.23545997148893616,0.23638291157393448,0.23851769082517665,0.2386111180567367],"n_dims_used":45,"mean_confidence":0.9119559393988715},"coverage":{"mean_confidence":0.9119559393988715,"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}}