{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007135},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006019","490:4900006741","490:4900007727","490:4900006623","490:4900006740","490:4900007130","490:4900007723","490:4900007720","490:4900003842","490:4900000774","494:4940008880","466:4660007901","494:4940008807","490:4900004949","490:4900007602","494:4940008689","490:4900001653","490:4900007601","494:4940005078","494:4940007619","490:4900007724","490:4900000389","466:4660004511","494:4940003988","490:4900010209"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,494,466,494,490,490,494,490,490,494,494,490,490,466,494,490],"twin_sims":[0.2517314161936331,0.21196549263683567,0.20434097707883223,0.18571075622948466,0.1667874384016224,0.1388208071610848,0.12520835083599693,0.12513243811304162,0.10441542515691822,0.10315030306200294,0.09426468602797589,0.07220435195589228,0.07117291427806256,0.06591689465430169,0.0631975769372376,0.05962479543914394,0.05718221068848349,0.04782458621735909,0.044356879922821564,0.04396482090235185,0.042243782435407114,0.039360485920666675,0.038474528002838744,0.03716981110914201,0.03678355972091529],"twin_dists":[0.21571621175027272,0.22876584788962245,0.23145114714273732,0.23831631449366072,0.24580510180756404,0.25809242484032763,0.2647513720789324,0.26479000795346574,0.2760789399203824,0.2768227155845584,0.2822581474819369,0.2977642744391712,0.2985781952116619,0.3028811437398537,0.30521827096785303,0.30841752344156936,0.31069671566697254,0.32025138923319874,0.3241916668162455,0.3246532539062726,0.3267213681379268,0.3303509098554887,0.3315112810905236,0.3332620025349182,0.33379028212947803],"n_dims_used":45,"mean_confidence":0.9203454759385851},"coverage":{"mean_confidence":0.9203454759385851,"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}}