{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910005913},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005511","491:4910005804","491:4910005801","491:4910005657","491:4910005915","491:4910005462","491:4910005874","491:4910005940","491:4910005603","491:4910005800","491:4910005941","491:4910005914","491:4910005561","491:4910005757","491:4910005836","491:4910005458","491:4910005931","491:4910005608","491:4910005566","491:4910005702","491:4910005604","491:4910005942","491:4910005840","491:4910005312","491:4910005211"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.20366433352119298,0.18387185892952038,0.17407183478246144,0.16593493079198807,0.15884143536778347,0.15668554147011843,0.14212218889612308,0.12567958903692253,0.10193611941827231,0.09420641063530041,0.09046068703451794,0.08977988238419816,0.08909225689002687,0.08761991185375195,0.0835383205524886,0.08258416762157601,0.07826023291905694,0.07604079815704429,0.07539253364201581,0.07297909608377277,0.06745534252699767,0.058544487491685455,0.05579849314913637,0.05328908983735428,0.05248510015429699],"twin_dists":[0.2316927412179623,0.2390196023113738,0.2428539857564004,0.24615649528486355,0.2491322298450733,0.25005573903034717,0.2565517956943524,0.2645119318524293,0.27754326480956476,0.2822950999319794,0.2847090441217924,0.28515625,0.2856106729900033,0.2865931222709326,0.2893870439144619,0.29005583640764493,0.2931664880376477,0.29481710379254683,0.2953065422506682,0.2971590841208128,0.3015935876861885,0.3094158930676796,0.3120237416800045,0.3145013973549213,0.3153156747648714],"n_dims_used":45,"mean_confidence":0.8863427056206598},"coverage":{"mean_confidence":0.8863427056206598,"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}}