{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003392},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003218","491:4910003388","491:4910003348","491:4910002849","491:4910003045","491:4910002847","491:4910003264","491:4910003383","491:4910003236","491:4910002497","491:4910002900","480:4800000095","480:4800000121","491:4910002950","491:4910003427","491:4910003219","495:4950000536","491:4910003346","491:4910003226","491:4910003488","491:4910002889","491:4910002992","495:4950000476","480:4800000096","491:4910001986"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,480,480,491,491,491,495,491,491,491,491,491,495,480,491],"twin_sims":[0.6315837547819035,0.37317370017213186,0.3590287689484468,0.29484807668800606,0.2851310637569963,0.2752982650098567,0.26124383507024124,0.24238529344656934,0.236017866104923,0.19853979444398437,0.19128045463452417,0.18367397384743162,0.17326218606799224,0.16943985511352833,0.16823874835325747,0.14030228114049564,0.13917713007687463,0.13827063999140626,0.11859930833882214,0.11784157587431157,0.11726339517916928,0.11527160886782432,0.10857233723081151,0.10824460789310875,0.09396800321601029],"twin_dists":[0.12450686052605565,0.18235333398705633,0.18589324745136201,0.20297808102250803,0.20574400743643198,0.20860124388817192,0.21279617279147509,0.2186545436215192,0.22069858445079582,0.23354059941532584,0.23621556462505638,0.23909557836728726,0.2431775744257484,0.24472001562472018,0.2452098549685157,0.2573977370804756,0.25792483570019326,0.25835181671335866,0.26818403154387027,0.268586853875291,0.268895560589089,0.2699680520733196,0.2736833965371094,0.27386964981045153,0.28244646210705976],"n_dims_used":44,"mean_confidence":0.8926312706687234},"coverage":{"mean_confidence":0.8926312706687234,"n_dims_used":44,"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}}