{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001405},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002513","470:4700001865","470:4700002194","472:4720001914","470:4700002526","470:4700002185","470:4700001866","470:4700001555","470:4700000736","469:4690004792","470:4700000772","470:4700000346","470:4700001135","488:4880006431","472:4720001427","470:4700000372","489:4890002334","469:4690004700","470:4700002683","470:4700000744","470:4700005980","469:4690005945","466:4660001116","470:4700000623","488:4880000079"],"twin_admin_codes":[470,470,470,472,470,470,470,470,470,469,470,470,470,488,472,470,489,469,470,470,470,469,466,470,488],"twin_sims":[0.4700185966577722,0.44541422390107593,0.39326064770846947,0.3487913614457347,0.3123942345230231,0.3118448652514447,0.3052314981535179,0.304906034706072,0.30477219052618537,0.284311260683077,0.28050915578825564,0.276046716183863,0.27591932450216233,0.26716280393594505,0.26609538882823824,0.2610314496796125,0.25038229070054985,0.2497656673148301,0.24882136220986728,0.24225960463105237,0.2412077415560311,0.2387277683857874,0.23789698191814104,0.2304373479506393,0.22948878665884836],"twin_dists":[0.15959064699595718,0.16517569737806082,0.1774375134105617,0.18849986431385085,0.19811622488883934,0.19826602322705814,0.2000813136354987,0.2001712319382589,0.20020822622936083,0.20597992575793564,0.20707947691128775,0.20838159459130404,0.208418954699092,0.2110128356483718,0.21133260457761105,0.212860630267195,0.21613599379483872,0.21632833799749146,0.2166234860964405,0.21869455213806016,0.21902990314974644,0.21982433263164808,0.2200916647817032,0.22251985789472334,0.22283230898145429],"n_dims_used":43,"mean_confidence":0.914508021155069},"coverage":{"mean_confidence":0.914508021155069,"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}}