{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003065},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003062","490:4900003349","490:4900002908","490:4900004288","490:4900002905","490:4900002910","490:4900004025","490:4900000915","490:4900001291","490:4900002750","490:4900001200","490:4900000409","490:4900000710","490:4900000674","490:4900000904","490:4900000682","490:4900001025","490:4900000825","490:4900001837","490:4900001741","490:4900003332","490:4900002781","490:4900003724","490:4900004321","490:4900004011"],"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":[0.8154949321343248,0.6854510888667382,0.6601236622174921,0.6335070373976452,0.583262735814194,0.5543525133141646,0.5290873589844958,0.5212883331149456,0.5143456088558099,0.5088727981928071,0.5051728877585835,0.49426945105591447,0.4821433657916368,0.46864391979807113,0.4589253480760919,0.4552170558538042,0.4511602778175057,0.43843445769633294,0.4346747467558346,0.4338853502228469,0.4226323414138447,0.4156533051617514,0.4122600213096522,0.40961149900188026,0.40223590595077274],"twin_dists":[0.08294905097321101,0.11287552013124241,0.11836805154453453,0.12409426326376585,0.13485919772187197,0.14107436333133577,0.1465455881012039,0.1482449964777371,0.14976278139179802,0.1509627877548298,0.15177594644808756,0.15418179965064482,0.15687566897640984,0.15989991935102602,0.16209540249460408,0.16293746219981362,0.16386152628234582,0.16678078415240766,0.16764952576796596,0.1678323080672542,0.17045279573315558,0.17209264131912422,0.17289421395852977,0.1735218543180151,0.17527922892582729],"n_dims_used":45,"mean_confidence":0.9130958557128906},"coverage":{"mean_confidence":0.9130958557128906,"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}}