{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012718},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012716","490:4900004821","490:4900012715","490:4900007489","490:4900012779","494:4940007563","466:4660006121","490:4900005100","466:4660006009","490:4900004952","466:4660005534","490:4900002881","466:4660005803","490:4900006876","490:4900012494","490:4900012849","494:4940007459","466:4660005884","490:4900012636","487:4870002540","466:4660003997","466:4660007293","490:4900002136","466:4660006348","490:4900005366"],"twin_admin_codes":[490,490,490,490,490,494,466,490,466,490,466,490,466,490,490,490,494,466,490,487,466,466,490,466,490],"twin_sims":[0.2410363180873881,0.2256683509605504,0.18242288462422657,0.18126368769440807,0.16643719893890335,0.14614617700383511,0.14388178650636355,0.14109408248718833,0.13997735821309665,0.13862567321344976,0.13679418209492922,0.13543637849679593,0.13466350825585574,0.13279511613098555,0.13085238433645183,0.1258000856778525,0.12507607244336305,0.11972837893781979,0.11777236648076803,0.11612630166911239,0.1101359884104537,0.1101001401177237,0.11007932719778796,0.10770547348759814,0.1075764556437888],"twin_dists":[0.21908464549741682,0.22409945946621423,0.239577263084856,0.24002565450445001,0.24594930920974029,0.2547095283389992,0.25574151447627685,0.2570286886905028,0.25754962871115955,0.258184338231005,0.2590517689975271,0.25970048015852687,0.2600719108996527,0.26097649322906247,0.26192727962316376,0.2644508158866109,0.2648187068475605,0.2675874388250221,0.26862374544893597,0.2695061077609498,0.2728006985876712,0.27282082637826843,0.27283251456289487,0.27417700088343405,0.2742507285575265],"n_dims_used":45,"mean_confidence":0.9175120883517796},"coverage":{"mean_confidence":0.9175120883517796,"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}}