{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006556},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003787","490:4900004907","490:4900008211","490:4900007427","490:4900007767","490:4900004886","490:4900010042","490:4900005583","490:4900005693","490:4900005449","490:4900004749","490:4900006072","490:4900004620","490:4900008994","490:4900004758","490:4900004906","490:4900004483","490:4900004885","490:4900006679","490:4900005319","490:4900004344","490:4900005047","490:4900007656","490:4900005048","490:4900009930"],"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":[0.007695290734089962,0.007417430174697242,0.004602572540693604,0.0043173861594121695,0.0034543713451610446,0.0026853725931060674,0.0017055824731626158,0.0009797330393252518,0.0009658386780738557,0.0009541395081466857,0.0006813696154120307,0.0006626185928251727,0.0004743339611562206,0.0004495995010373439,0.0003266791471518502,0.00028140611330758033,0.00025701061099278296,0.00019006560361847194,0.00014482437601846115,0.00014017633066859862,0.00010335929652140072,0.00007091731880121069,0.00006688838850848805,0.0000547307491091964,0.0000530363864418687],"twin_dists":[0.4052061829432262,0.40673415970746235,0.4260651228338413,0.4285899449929484,0.4372785382377219,0.4468866100003545,0.46370279711973217,0.48344826489664966,0.48394634907182155,0.48437092379423813,0.4959575135604201,0.4969056611827396,0.5081263232712447,0.5099009776286157,0.520358695880582,0.5251720782240958,0.5280765387066022,0.537628339260847,0.5460905989090759,0.5470972427010018,0.5564117496500416,0.5677163068112265,0.5694514267061773,0.5753625908242144,0.5762837705418982],"n_dims_used":45,"mean_confidence":0.8973965115017362},"coverage":{"mean_confidence":0.8973965115017362,"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}}