{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000488},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000589","491:4910000340","491:4910000489","491:4910000709","491:4910000892","491:4910000384","491:4910000539","491:4910000344","491:4910000538","491:4910000389","491:4910000708","491:4910000582","491:4910000898","491:4910000391","491:4910000639","491:4910000382","492:4920004905","491:4910000212","491:4910000579","492:4920006827","491:4910000350","491:4910000388","491:4910000590","491:4910000487","491:4910000828"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,492,491,491,491,491,491],"twin_sims":[0.3501574409478163,0.32579862981459046,0.22424524843347066,0.2044893289592392,0.19664264587753003,0.19645147300937293,0.164176180106599,0.16401580991382758,0.16256249021490624,0.1341829130586023,0.12832919780788327,0.126908180976162,0.12474623549503017,0.12445398505517002,0.11661462576846154,0.11646691013156991,0.11618043025436212,0.10969567542133613,0.10107773948620472,0.09830782212397005,0.08467623413702315,0.08421513958440548,0.07770918594624243,0.06405414748052785,0.061107043240165526],"twin_dists":[0.1881497568968805,0.19450635482634737,0.22457510645300244,0.2313982517346394,0.23423303437143547,0.23430306602304402,0.24688556986526478,0.24695233027213556,0.2475594966352803,0.26030368579353597,0.2631781724360826,0.263890860714712,0.2649868423866193,0.26513610052946457,0.2692433492012665,0.2693227431375986,0.2694769403778312,0.2730482737187482,0.2780567192527953,0.2797372054573853,0.2885973770995913,0.2889163317863175,0.29357275688310425,0.30447336154606214,0.30707163799889303],"n_dims_used":45,"mean_confidence":0.8990865071614583},"coverage":{"mean_confidence":0.8990865071614583,"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}}