{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000528},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000534","490:4900000449","490:4900000983","490:4900000441","490:4900000444","490:4900000536","490:4900000533","494:4940007325","490:4900000985","490:4900000634","490:4900000981","494:4940007834","490:4900000984","494:4940008454","494:4940008453","494:4940008144","490:4900000982","490:4900000257","490:4900000530","490:4900000445","490:4900000367","490:4900000531","490:4900000539","490:4900012373","490:4900000858"],"twin_admin_codes":[490,490,490,490,490,490,490,494,490,490,490,494,490,494,494,494,490,490,490,490,490,490,490,490,490],"twin_sims":[0.47757378898582303,0.3204830378324108,0.2896689830104626,0.23015762713743632,0.2152356453784104,0.19325043694272132,0.15468908807250545,0.1517974279787448,0.14243296313076312,0.12823859054621137,0.12823241639582011,0.12754907106032168,0.12658757460039788,0.12212951688062097,0.1197460441163451,0.10633210373124613,0.10531240637402929,0.09782656258148187,0.09750365868903545,0.0704008300191075,0.06708679253861362,0.06541657258478731,0.06505660405101238,0.057190811771563675,0.05041494885641157],"twin_dists":[0.15789625051179643,0.1959277000896852,0.20444541695057974,0.22261190809451467,0.22763421357166155,0.23548277683410543,0.25091926128380876,0.2521845767290182,0.25640814657863964,0.26322343627334055,0.263226521517334,0.26356868844097714,0.26405249074441256,0.2663328472377899,0.2675781389222524,0.2749653637271419,0.27555583840855785,0.28003295523557764,0.28023203101984434,0.2991937382854343,0.30189983642876317,0.30330515551601595,0.30361186187009914,0.3106885502892842,0.3174610452333786],"n_dims_used":45,"mean_confidence":0.9108629862467448},"coverage":{"mean_confidence":0.9108629862467448,"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}}