{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003975},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003700","487:4870002291","487:4870003699","487:4870001963","487:4870010323","487:4870004126","487:4870005864","487:4870001862","487:4870004276","490:4900003600","487:4870004280","487:4870001777","487:4870002290","466:4660011340","487:4870003567","466:4660011834","490:4900001845","466:4660014171","466:4660014243","466:4660013352","487:4870002644","487:4870003687","487:4870002646","466:4660013143","487:4870004415"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,490,487,487,487,466,487,466,490,466,466,466,487,487,487,466,487],"twin_sims":[0.47720268472697885,0.4675914626717713,0.420011326796275,0.4098546528274985,0.3889128593917661,0.375725981038468,0.3711581025592911,0.3665692835955746,0.36225279135988764,0.3618308440612019,0.354925958605742,0.3537492307848531,0.3106953926040348,0.30882689924626855,0.29692875452386125,0.2966028420182526,0.29125221200834084,0.2903273673598252,0.2874208210575829,0.28721087721956545,0.2856211023597251,0.275625359650773,0.2752976265924804,0.27016484146135333,0.26767335941938725],"twin_dists":[0.15797927112991755,0.16013690785167595,0.1710672906769952,0.1734641583033755,0.17849120718071973,0.18172176148665478,0.1828536068924884,0.18399761298111045,0.18508030303601009,0.1851864878594313,0.18693320715428524,0.18723262160246693,0.198579942086665,0.199091646375247,0.20239288182805262,0.20248438613059103,0.2039952160786236,0.2042580237563517,0.20508722557583806,0.20514731375355516,0.20560318171628933,0.20850520594247335,0.20860143140158183,0.21011773398179892,0.21086016756228917],"n_dims_used":43,"mean_confidence":0.9118074816326762},"coverage":{"mean_confidence":0.9118074816326762,"n_dims_used":43,"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}}