{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006234},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007332","490:4900005604","490:4900006594","490:4900006601","490:4900006971","490:4900007223","490:4900005466","490:4900006356","490:4900007224","487:4870001734","487:4870002342","490:4900006837","490:4900006129","490:4900008282","490:4900007088","490:4900008486","490:4900005991","490:4900005865","490:4900005464","490:4900007581","490:4900012131","490:4900005341","490:4900007830","487:4870003500","487:4870003646"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,487,487,490,490,490,490,490,490,490,490,490,490,490,490,487,487],"twin_sims":[0.023569260533275595,0.00415720823842641,0.0020778193537706463,0.001955069718112503,0.0017270492023166238,0.0011626402471899134,0.0009228588464039036,0.0007593266487073806,0.0003236042645780427,0.00020608194188208488,0.00020095217442026798,0.00016224364315449354,0.00014774205827298068,0.00011916277034730772,0.00011473860936360006,0.00009588797592802336,0.00005490838756077982,0.0000532392763670337,0.00005207582969392249,0.000050150471026585214,0.00004651544270838879,0.000042811899680397965,0.00004165921141493737,0.00004085317559501163,0.00003941931694409432],"twin_dists":[0.35557215098470935,0.4300752624083835,0.45646536264385573,0.45870997566122956,0.4632476041776131,0.47743888693581965,0.48553032144822444,0.49225955011917516,0.5206651575049941,0.5350840443258528,0.5358780497060869,0.5425711349135904,0.5454741656412371,0.5520817708647109,0.553236473833469,0.5586816411797778,0.5752675864338563,0.5761720043117572,0.5768184848267834,0.5779190727721029,0.5801110049604057,0.5825184057053774,0.5833081824693551,0.5838728833381704,0.5849041282312464],"n_dims_used":45,"mean_confidence":0.9362335205078125},"coverage":{"mean_confidence":0.9362335205078125,"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}}