{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000197},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000165","480:4800000022","480:4800000164","480:4800000196","480:4800000162","480:4800000195","480:4800000243","480:4800000132","480:4800000226","480:4800000055","480:4800000255","480:4800000054","480:4800000023","480:4800000220","480:4800000188","480:4800000001","480:4800000157","480:4800000006","480:4800000103","480:4800000170","480:4800000216","480:4800000106","480:4800000133","480:4800000010","480:4800000166"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7281513543729757,0.656663264680403,0.6413072457993486,0.33549278150567075,0.322389299600508,0.3178238777962215,0.26327360903224634,0.24362043004649725,0.23030394290878256,0.21088949337889606,0.20140833606845032,0.17376775010075685,0.15716015975678257,0.1425138630936854,0.14055492706483091,0.12848143048441193,0.12386081272687195,0.10761504731379568,0.10272028919441743,0.09886406720988422,0.09735948471785986,0.08451128041358347,0.08210865597446129,0.08043879743305492,0.07575768939539301],"twin_dists":[0.10345158755466864,0.1191146501773913,0.12241958622719129,0.19194683303736906,0.19541648004261317,0.1966436892980369,0.21218180113655136,0.21826209424560472,0.2225637494737474,0.2291407796298005,0.23250224222619703,0.2429753915915467,0.24985163726905718,0.25637079043677824,0.2572798138692717,0.26310217735729996,0.26543986656763335,0.2742286680335313,0.2770771437625271,0.27939678619232144,0.280321083936807,0.28871132164301067,0.2903914446302192,0.29158246437074825,0.295030434945832],"n_dims_used":42,"mean_confidence":0.9030205862862724},"coverage":{"mean_confidence":0.9030205862862724,"n_dims_used":42,"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}}