{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012089},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011885","490:4900008552","490:4900011627","490:4900008216","490:4900010215","490:4900008103","490:4900009628","490:4900008327","490:4900009426","490:4900008218","490:4900010914","491:4910005465","490:4900012090","490:4900008328","490:4900007779","490:4900007887","490:4900008102","490:4900010227","490:4900008217","490:4900011072","490:4900009935","490:4900012156","490:4900011628","490:4900011583","490:4900007765"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3062820752222831,0.2939994588711529,0.26956134848084773,0.20579298796925125,0.18137413364025318,0.1541155111289169,0.15285112424170358,0.12951974232586877,0.12786431817758978,0.11045873401901152,0.10777931163694264,0.10402632972334594,0.10339510728674599,0.08242427236467287,0.07535754132710053,0.06864250809612125,0.06730897944107403,0.06232873802084556,0.06180244925331435,0.06120162855706907,0.060207011335618836,0.050539731785371626,0.05030079351188442,0.04950064522791282,0.04594359493611321],"twin_dists":[0.19979144040341207,0.20321745785650402,0.21029717779247578,0.23093455328242168,0.23998284546817777,0.25116885644691805,0.2517214752561207,0.2625856560646027,0.26341066490779197,0.27261971390123785,0.27413483664401783,0.2763069410673074,0.2766782405287097,0.2901685149682448,0.29533305777792707,0.3006162810300431,0.3017150453550459,0.30598234479201725,0.3064494296223428,0.30698666819163817,0.30788562506347633,0.317329672252766,0.3175814667135286,0.31843198638575104,0.32235783500427423],"n_dims_used":45,"mean_confidence":0.8859658135308159},"coverage":{"mean_confidence":0.8859658135308159,"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}}