{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010958},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010708","490:4900010438","490:4900010862","490:4900012128","490:4900012127","490:4900011539","490:4900011874","490:4900012204","490:4900009475","490:4900011039","490:4900005475","490:4900011326","490:4900009057","490:4900010877","490:4900012126","490:4900010944","490:4900012061","490:4900011038","490:4900008712","490:4900010532","490:4900011395","490:4900010707","490:4900009677","490:4900010962","490:4900010443"],"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":[0.5665479859897007,0.5091100774073049,0.3133727626704117,0.2716433574872942,0.18749823403793475,0.18621414543063422,0.1827903317198601,0.17500210720913958,0.153668498306265,0.1532319869178923,0.15253358601423195,0.14687838036512896,0.14412257439704318,0.1403919546871307,0.11582868677352717,0.11167346195768656,0.11126732131652892,0.10921572306236645,0.10010960194390646,0.09849054650765442,0.09004341339319853,0.08913409938898774,0.08626802460633742,0.0845697406201451,0.08288449425237668],"twin_dists":[0.13844809138596723,0.15091069204570903,0.19784977790652794,0.20967915278163712,0.2376373690567029,0.23812464742809636,0.2394355502998912,0.24248351188529163,0.25136384880261375,0.25155466197817056,0.25186078649130444,0.25437836403461717,0.2556312067821932,0.25735586359063733,0.2696666653785973,0.2719421780560208,0.27216807386973213,0.27331901435494704,0.27863993445358826,0.2796252128035819,0.28498282449818046,0.2855829417025001,0.28750681454419047,0.2886709190012132,0.28984466614282806],"n_dims_used":45,"mean_confidence":0.9119561937120225},"coverage":{"mean_confidence":0.9119561937120225,"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}}