{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730006472},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000008440","500:5000007391","500:5000003504","500:5000008446","484:4840004191","473:4730007384","500:5000004388","473:4730009371","475:4750009335","498:4980001954","498:4980000229","500:5000006195","498:4980002593","471:4710001152","473:4730008454","473:4730003916","500:5000009484","484:4840000662","473:4730004124","473:4730006928","500:5000006060","473:4730007401","500:5000006384","471:4710001664","484:4840006349"],"twin_admin_codes":[500,500,500,500,484,473,500,473,475,498,498,500,498,471,473,473,500,484,473,473,500,473,500,471,484],"twin_sims":[0.3656467375671479,0.1988154232781196,0.19856555742087745,0.19416174475093698,0.18170348763075525,0.1724970815558825,0.17095022257359652,0.1656566945154395,0.16349414421176764,0.15137405447381605,0.14831751138979682,0.14280306769485476,0.13883012800332747,0.1328332197286699,0.12933002720100362,0.1283440217830952,0.12792267494137324,0.12727020979070713,0.12600958390507472,0.1209396009550687,0.11990872317565916,0.11859200055976744,0.1178829387834957,0.11753149184864348,0.11518304692353101],"twin_dists":[0.18422846952104635,0.23344037944034043,0.23353122780298358,0.23514554991093436,0.23985529663672192,0.243484355068004,0.24410757985590695,0.24627146283642523,0.24716982138070162,0.2523713152920172,0.25373100688866396,0.25623737687909487,0.258088036885592,0.2609579500876405,0.2626797979942493,0.2631707692604637,0.2633814448431245,0.26370871957561887,0.2643446639311582,0.2669522002273631,0.2674925451487703,0.268187907048603,0.2685648135963801,0.26875227162044274,0.27001606833805264],"n_dims_used":45,"mean_confidence":0.9255394829644097},"coverage":{"mean_confidence":0.9255394829644097,"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}}