{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002400},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002529","480:4800002155","480:4800002307","480:4800002435","480:4800002389","480:4800002255","480:4800001841","480:4800001960","480:4800002258","480:4800002019","480:4800001786","480:4800002305","480:4800002256","480:4800002338","480:4800002306","480:4800002483","480:4800001802","480:4800002533","480:4800002482","480:4800002211","480:4800002291","480:4800001912","480:4800002309","480:4800002388","496:4960003783"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,496],"twin_sims":[0.41849415656661393,0.35836434365756786,0.3529127648920656,0.3517260485974791,0.3014569315474874,0.2961044908233748,0.2916243461306599,0.28587660243870683,0.27740488616012554,0.27521124109733175,0.2696435486419978,0.26120497856119307,0.25721586022732,0.23628292093203096,0.2356537840307298,0.2352551374320449,0.23087580791659468,0.22937675091310408,0.22479916470576208,0.22425810087054224,0.22278806217948094,0.21418977854713148,0.20874099053686573,0.20697459233391716,0.20668614559519513],"twin_dists":[0.171423731445352,0.1860612465493008,0.18744577179960875,0.18774862494898512,0.20112758445205392,0.20262441942507142,0.20388960898300632,0.20552981451924401,0.2079839379305514,0.20862680666160108,0.2102727216282847,0.21280796301062457,0.21402429880246354,0.22061278595764,0.22081654090433883,0.22094583247441796,0.2223757181220336,0.22286926921338016,0.22438973177892843,0.22457080178133684,0.22506423172447387,0.22799486341462602,0.22989332973953197,0.23051600052694304,0.23061802442592574],"n_dims_used":43,"mean_confidence":0.9182413677836574},"coverage":{"mean_confidence":0.9182413677836574,"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}}