{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011252},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010428","490:4900010514","490:4900010516","490:4900010686","490:4900010937","490:4900011095","490:4900010936","490:4900011912","490:4900010854","490:4900010600","490:4900010688","490:4900011015","490:4900011322","490:4900010671","490:4900010504","490:4900011016","490:4900009866","490:4900010940","490:4900010513","490:4900010343","490:4900009763","490:4900011390","490:4900011018","490:4900011844","490:4900010757"],"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":[0.5941495410690928,0.5755289306072882,0.4386474905396542,0.4026049925075081,0.2966733359304186,0.27143819378059775,0.2583035858141607,0.24041382465816608,0.23494484186948325,0.23192530531301778,0.21766916570833547,0.2168451083926039,0.2167862811755199,0.204406697312582,0.17961948923356336,0.1769407722913019,0.14982050077855225,0.14130220906650975,0.14115040292803527,0.12052563156989209,0.11418771916149124,0.10209015960626207,0.09618741654255178,0.08905061104071615,0.07933362744582483],"twin_dists":[0.13252598346922062,0.1365185088658274,0.16673164789705958,0.17519094638210814,0.20246458900746073,0.20973992358978108,0.2136914650481408,0.21928364511665682,0.2210465687529684,0.22203143609057258,0.22679960241987224,0.2270815182461657,0.2271016709917543,0.23142771110724816,0.24066514262467986,0.24171594118780831,0.25305985448372575,0.2569319396942613,0.25700249728518354,0.26716876215230967,0.27055767439841105,0.2774514808423466,0.28104891476193444,0.28563828420736304,0.2923816647758713],"n_dims_used":45,"mean_confidence":0.8904484219021267},"coverage":{"mean_confidence":0.8904484219021267,"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}}