{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003818},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003019","490:4900003673","490:4900003280","490:4900000751","490:4900009165","490:4900002718","490:4900002725","494:4940007232","490:4900002419","490:4900010607","490:4900003960","490:4900001660","490:4900003008","494:4940008980","494:4940008181","490:4900000763","490:4900005352","490:4900010960","490:4900008053","494:4940008077","494:4940008057","490:4900003959","466:4660005189","490:4900009713","490:4900010363"],"twin_admin_codes":[490,490,490,490,490,490,490,494,490,490,490,490,490,494,494,490,490,490,490,494,494,490,466,490,490],"twin_sims":[0.15839913280339396,0.07298338359532043,0.055168792054264164,0.034176871179763035,0.030629173795900373,0.024570439855286882,0.018581192190640305,0.014841138490977563,0.01435183900648782,0.012759034264024298,0.012108073685988954,0.010946696401898475,0.009974884049429904,0.009251193612796835,0.008931189969766733,0.007774257181146208,0.007691885561935965,0.005652873884279632,0.004530928989791163,0.0027601216139555356,0.0026169814817432195,0.002453198931763009,0.0023850904396637436,0.002361654655759739,0.0022931291279561427],"twin_dists":[0.249320948283342,0.29715574943298934,0.3126366674075594,0.33748410417069125,0.3429179525447822,0.35359321712195835,0.3666789611828719,0.3768756371741025,0.3783730954052035,0.38358142079352997,0.38587731034897416,0.3902600872744868,0.3942577433796297,0.3974669734862047,0.3989580904741602,0.4047809780075466,0.40522460643319225,0.4178484806040927,0.42668575490346305,0.4458491287671696,0.4478592743440448,0.4502867566492822,0.45134021871593505,0.45170909719534824,0.45280728218015626],"n_dims_used":45,"mean_confidence":0.926555887858073},"coverage":{"mean_confidence":0.926555887858073,"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}}