{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010580},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011962","490:4900011005","490:4900011900","490:4900010672","490:4900011082","490:4900011320","490:4900011175","490:4900011158","490:4900010426","490:4900011234","490:4900011011","490:4900011232","490:4900010838","490:4900011889","490:4900010666","490:4900011157","490:4900010677","490:4900010602","490:4900011155","490:4900009940","490:4900011009","490:4900011159","490:4900010759","490:4900011440","490:4900010929"],"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":[0.4666472023886265,0.4103419373503347,0.3138168218427213,0.27519525576265086,0.2721735958542987,0.24718209216028217,0.24638480818600078,0.2408219308291089,0.2221581042993802,0.22173029920115891,0.21681280771260839,0.2061184693886294,0.1869680620489975,0.18230239842771215,0.17975102470272084,0.17366162914905048,0.16844931762962725,0.1603523909510495,0.15715983001191808,0.15504312693055253,0.14968545927862348,0.1463624993606342,0.1462735349237316,0.14510097822058007,0.13803508651697996],"twin_dists":[0.16034968836219998,0.17334857972388198,0.19772901967127954,0.20863150279982665,0.2095222236657596,0.21713755877316523,0.21738837715697126,0.21915314344529446,0.22527634650704195,0.2254206229201767,0.22709258320252626,0.23081909641598194,0.23783827081869052,0.23962377469501225,0.24061383153337007,0.24301779610760313,0.24512379853957433,0.2484904175907401,0.24985177891410779,0.25076553735203233,0.2531199531287522,0.2546115615764881,0.2546518382749301,0.25518438979474084,0.25846311087136037],"n_dims_used":45,"mean_confidence":0.8923451741536458},"coverage":{"mean_confidence":0.8923451741536458,"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}}