{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003970},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001446","466:4660011350","466:4660011827","466:4660013981","494:4940008516","487:4870009354","487:4870011774","466:4660014242","494:4940008675","487:4870004839","487:4870006147","466:4660013428","466:4660007931","480:4800005127","466:4660013503","480:4800005128","487:4870006136","493:4930004953","487:4870007193","485:4850004223","466:4660004503","494:4940000834","494:4940008211","490:4900000488","490:4900000815"],"twin_admin_codes":[490,466,466,466,494,487,487,466,494,487,487,466,466,480,466,480,487,493,487,485,466,494,494,490,490],"twin_sims":[0.18074507679522422,0.16411194073063026,0.15332328720840552,0.1358071077630887,0.13178868886546424,0.12334018385725934,0.12103494134718781,0.11642498982817837,0.11615731349295397,0.11203411188885008,0.0981995170671588,0.0976405198044097,0.09569749230700016,0.09507908692647679,0.09118128518090896,0.08747487621948079,0.08540900272733408,0.08345371447460251,0.07868132007120952,0.07773122593621984,0.07517174869936527,0.0735457203829539,0.07019274079288501,0.06840236672868008,0.0675160047605146],"twin_dists":[0.24022691606556812,0.2469123063691121,0.25151471874839004,0.25952287675370983,0.2614677278697708,0.2657073959011821,0.26690240451269887,0.26934528846358885,0.26948939565132246,0.27174211521168007,0.27980366324418743,0.280147590694862,0.28135521563113514,0.28174360987551195,0.28423859290532705,0.2866906076906937,0.28809333403839,0.2894460993852385,0.2928575813455489,0.2935564631181875,0.2954740092728838,0.29671974891064573,0.2993605738252008,0.3008128558310729,0.3015433107704384],"n_dims_used":43,"mean_confidence":0.9084554273028707},"coverage":{"mean_confidence":0.9084554273028707,"n_dims_used":43,"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}}