{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010449},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010534","490:4900010705","490:4900010447","490:4900010528","490:4900010706","490:4900010263","490:4900010535","490:4900010352","490:4900010691","490:4900009879","490:4900010959","490:4900012205","490:4900010610","490:4900009880","490:4900010872","490:4900010526","490:4900010614","490:4900010354","490:4900011930","490:4900010793","490:4900010692","490:4900009366","490:4900010353","490:4900010777","490:4900010521"],"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":[0.37792306197932496,0.28930017469816477,0.2469824750734739,0.21460822501401347,0.1926517644597841,0.18507781752024977,0.16990852140752966,0.16422787625225477,0.16365275736258314,0.16201905469535494,0.16186904966393523,0.15103409783769997,0.1350447376144166,0.13342830496433233,0.12612073097139367,0.12116575571381569,0.11487295596323926,0.11367879771194722,0.10297981043814633,0.09821782354125758,0.09746415101981808,0.0961361053915745,0.09342849211184397,0.09302201465835429,0.09256802164785409],"twin_dists":[0.18117976430977098,0.20455050033248454,0.2172003076742603,0.22785042673367756,0.2357049165100656,0.2385578270120447,0.24452955927888934,0.24686405936275052,0.24710363985028055,0.24778754277007878,0.24785058823221928,0.25252153906686736,0.2598884980282049,0.2606688692829321,0.2642884004854054,0.26683412964791586,0.2701844165519284,0.2708360078875211,0.276923492525066,0.2797924260498179,0.2802564236996225,0.28108093690533914,0.2827901130583195,0.28305006165991486,0.2833414594920141],"n_dims_used":45,"mean_confidence":0.9196338229709201},"coverage":{"mean_confidence":0.9196338229709201,"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}}