{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001641},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001637","491:4910001580","491:4910001653","491:4910002321","491:4910001696","491:4910001772","491:4910001638","492:4920004098","491:4910001473","491:4910001472","492:4920006216","492:4920004285","491:4910001521","492:4920005166","492:4920004704","492:4920005215","492:4920004084","492:4920005784","492:4920004388","492:4920004133","491:4910001532","492:4920005783","492:4920004826","492:4920005396","492:4920004088"],"twin_admin_codes":[491,491,491,491,491,491,491,492,491,491,492,492,491,492,492,492,492,492,492,492,491,492,492,492,492],"twin_sims":[0.8029875007869917,0.7115834271740343,0.6785179471706888,0.5664272831050986,0.4898811203142156,0.4603421472433485,0.43181643689846466,0.4243091569546094,0.4032682469859553,0.3984550559671683,0.39663998452333654,0.39066224174007513,0.3804744219254578,0.37889658134173554,0.3787428883108144,0.37765535234474007,0.37258150082832453,0.3563721789709118,0.3504499278019482,0.34468649477260466,0.34266905181032975,0.3355652553616479,0.33539058144420264,0.3142050873903413,0.30814415490787617],"twin_dists":[0.08603459530148486,0.10713859834182576,0.11438460528579791,0.138474047951405,0.1551543624912942,0.16177432929591018,0.16831199373132977,0.17006050680969925,0.17503239276508167,0.17618569892897798,0.17662225973665488,0.1780665824699304,0.18055228822352037,0.18094009756618595,0.1809779147404938,0.18124572321351307,0.18250017956502781,0.18656592359548504,0.18807488960626442,0.18955625106568522,0.19007788219506952,0.19192785114529848,0.19197360440698377,0.1976235136432236,0.19927906544483837],"n_dims_used":44,"mean_confidence":0.8967182853005149},"coverage":{"mean_confidence":0.8967182853005149,"n_dims_used":44,"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}}