{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010033},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010658","490:4900010407","490:4900008101","490:4900007045","490:4900010128","490:4900009922","490:4900011377","491:4910005004","490:4900010659","490:4900010403","490:4900004754","490:4900009942","490:4900010052","490:4900008550","491:4910005415","490:4900006679","490:4900011311","490:4900011504","490:4900011505","490:4900010041","490:4900009620","490:4900010043","490:4900012105","490:4900011171","490:4900010571"],"twin_admin_codes":[490,490,490,490,490,490,490,491,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.020825703576562025,0.009107974197320725,0.00567892709979404,0.005543757376504927,0.0047339949474309185,0.004629022707410365,0.0036234450508226793,0.00323927412103952,0.0029404025110491903,0.0024417243568133533,0.0022857780916348295,0.0021680963231571577,0.00177977535029617,0.0014739206543825096,0.0012341014906343498,0.0011454919459577626,0.0010708760250414564,0.0010609753637801451,0.0010233318655768662,0.0009974366005341402,0.0008728838495608578,0.0008383076100005723,0.0008092139520857429,0.0007960823654222424,0.0007793333873521066],"twin_dists":[0.3613950925062116,0.39812853932866005,0.4176628205324492,0.41863456173988994,0.42494907775313834,0.4258382041706081,0.43543140950713277,0.4397514856301478,0.44344896932102146,0.45046234486207765,0.45292687195186127,0.45489105177837597,0.46215131928828135,0.46898284533122686,0.47532685917138745,0.4779635611854479,0.48033472068082406,0.48066078008207563,0.48192680686492834,0.48282303906638396,0.4874605988205495,0.4888571432973921,0.49007435956980344,0.49063713884826526,0.49136761087389813],"n_dims_used":45,"mean_confidence":0.8857167561848959},"coverage":{"mean_confidence":0.8857167561848959,"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}}