{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008495},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005606","490:4900006369","490:4900008154","490:4900004931","490:4900008155","490:4900009668","490:4900007937","490:4900006375","490:4900004375","490:4900008157","490:4900006849","490:4900007339","490:4900008824","490:4900006727","490:4900009044","490:4900007949","490:4900009574","490:4900008954","490:4900004646","490:4900007823","490:4900004941","490:4900005207","490:4900006734","490:4900009266","490:4900006611"],"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":[0.22577289086242353,0.1337222244830315,0.11040312592669534,0.09811871872603295,0.09768881500667839,0.07952858233410898,0.06789422982774324,0.06140565324853169,0.055230345651777604,0.0519467203034479,0.04487235897378234,0.044125356865797015,0.044014087726654605,0.04141791898289355,0.03993380836485253,0.03923728110522856,0.03839981507852137,0.03610091803124101,0.03517518275743622,0.03498642202024305,0.033385764968886025,0.03223078434731947,0.03068915404623462,0.030547200970979887,0.03039924357786326],"twin_dists":[0.22406459752834146,0.2605264464094868,0.27265086783532116,0.2798532799142282,0.280117815788606,0.29224003763162976,0.3012306645824402,0.3068037510337641,0.31257649915863966,0.31586675214019205,0.32358995613147123,0.32446383209895624,0.32459506061818577,0.32773906854444546,0.3296117252574384,0.330510944802018,0.3316101657822234,0.3347355609867981,0.33604202196977867,0.3363119965517437,0.3386525840501017,0.3404016628756514,0.3428217101272583,0.3430497449677941,0.34328839346285994],"n_dims_used":45,"mean_confidence":0.9256491767035591},"coverage":{"mean_confidence":0.9256491767035591,"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}}