{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010898},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010558","490:4900011619","490:4900010641","490:4900012082","490:4900011744","490:4900010895","490:4900010804","490:4900010813","490:4900010548","490:4900011878","490:4900012078","490:4900011682","490:4900010206","490:4900010806","490:4900009692","490:4900009289","490:4900011680","490:4900010807","490:4900008288","490:4900010207","466:4660004379","490:4900011286","490:4900011811","490:4900010464","490:4900003693"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490],"twin_sims":[0.8093080824814193,0.6006274262192384,0.5616269564396137,0.5576915432711413,0.5454303395381527,0.5040546487878774,0.49382492025890073,0.43167025949777477,0.39909353633460537,0.3936695980309683,0.38992760572827245,0.37854486101683693,0.3749432818101014,0.37430495367392985,0.3675716363582378,0.3659916469732459,0.36296578817316644,0.34961832913630225,0.3447536450145895,0.34249695842581,0.34197726917167787,0.3176518792717118,0.31663977820258765,0.3050898632175167,0.30381501602178773],"twin_dists":[0.08448345192517319,0.13113856779394106,0.1395068951867282,0.14035451890702016,0.14300120954527198,0.1520220220339051,0.15428020290647615,0.1683459205738894,0.17603234794507253,0.1773386836903729,0.17824479057088263,0.18102665162530893,0.18191521920886336,0.18207313972443623,0.18374711590728748,0.18414212568963909,0.18490101690592972,0.18828783815182984,0.18953891660023436,0.19012245434280095,0.19025712631127534,0.19669011646187495,0.19696359835797372,0.20012043739016572,0.20047306239008425],"n_dims_used":45,"mean_confidence":0.9168604532877604},"coverage":{"mean_confidence":0.9168604532877604,"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}}