{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005083},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006861","490:4900007714","490:4900005349","490:4900005485","490:4900011545","490:4900007356","490:4900007593","490:4900008611","490:4900007106","490:4900012136","490:4900006980","490:4900010699","490:4900005080","490:4900009259","490:4900005068","490:4900005483","490:4900012194","490:4900008715","490:4900006738","490:4900006493","490:4900011862","490:4900007110","490:4900009790","490:4900012001","490:4900008717"],"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":[0.5604447096479438,0.35936338791971284,0.33375525902872466,0.2883488249552165,0.2703321724122199,0.26334010736653807,0.2599529333763735,0.25521692230678694,0.25437543455426753,0.22822794186803452,0.2206349164025947,0.21312995253859887,0.20728072267541778,0.2008580834977117,0.19481133504534295,0.18833790344546036,0.17015396580794195,0.16360951682566632,0.16320787076534368,0.16300432154402478,0.16165669098646074,0.15766118016435493,0.1489587699905241,0.1435968986047935,0.1389795000938848],"twin_dists":[0.1397614455304508,0.18580869973996234,0.1924025820725897,0.20482193521518216,0.21006802334230343,0.21216172367945743,0.21318846175838815,0.21463828232044846,0.21489766051408898,0.2232489477220365,0.22579088850468615,0.22836154242422385,0.23040782802149537,0.2327006295265728,0.2349058418016641,0.2373200007391812,0.24442996617916216,0.24712167741204205,0.2472893870719173,0.24737449436849276,0.24793991275735586,0.24963666918895538,0.25344404553146427,0.25587220196202737,0.25801774727047805],"n_dims_used":45,"mean_confidence":0.9219607035319011},"coverage":{"mean_confidence":0.9219607035319011,"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}}