{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003814},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003147","490:4900008708","490:4900009575","490:4900003278","490:4900001663","490:4900003686","490:4900009671","490:4900003813","490:4900011876","490:4900001807","490:4900012149","490:4900002267","490:4900008081","490:4900008608","490:4900004652","490:4900003539","466:4660004473","490:4900009360","466:4660005305","490:4900009568","490:4900011354","490:4900000643","490:4900010638","490:4900011552","490:4900011132"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,466,490,490,490,490,490,490],"twin_sims":[0.09416545212286426,0.08413625862917554,0.0742083046783323,0.06794494671889845,0.06600342740695507,0.0624348384811486,0.05792982529817221,0.04980848740049962,0.04129369100330966,0.03293413841516888,0.021796137902980912,0.019755958042113726,0.018274844564523253,0.013813517339397943,0.013762911721936659,0.01231847064673745,0.01183385201269746,0.011232757951815305,0.010909272260274529,0.010705764444301652,0.00941472115178367,0.009290855110475685,0.008578700408426764,0.008523561541445073,0.007610615299550855],"twin_dists":[0.28232108252626403,0.2889710358951814,0.29620946771859974,0.30118884918233674,0.30280807582430197,0.3058885718742105,0.30999072676294065,0.318103418255194,0.3278936296988392,0.3393302743464872,0.35926309170027027,0.3638479673066996,0.3674428944432614,0.3800735387103958,0.38023638512930663,0.3851235366144703,0.3868773741949687,0.3891435377911448,0.3904080742277572,0.39122080188185404,0.39672269376737923,0.3972853851655267,0.40065691396802394,0.40092828518512924,0.4056665008133701],"n_dims_used":45,"mean_confidence":0.918133544921875},"coverage":{"mean_confidence":0.918133544921875,"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}}