{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002811},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002043","499:4990002557","499:4990002642","499:4990002717","499:4990002237","499:4990002734","499:4990002743","499:4990002148","499:4990001787","499:4990002316","499:4990003215","499:4990002392","499:4990002044","499:4990002726","499:4990002476","499:4990002391","477:4770003715","499:4990002751","499:4990001608","499:4990002944","499:4990002078","499:4990001698","499:4990002233","499:4990000844","499:4990002578"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,477,499,499,499,499,499,499,499,499],"twin_sims":[0.9089560861427597,0.8179251901417113,0.7664003826916683,0.7062602990603107,0.7024682938251322,0.646990133020724,0.6417234766906369,0.6321682968296845,0.6298608432059151,0.6284782226188741,0.6227575414360562,0.6208713843316879,0.609750222671304,0.6056672191894263,0.6027207507982487,0.6001952982697248,0.5978087806134693,0.5962426417961769,0.5832948123861376,0.5778891363122339,0.5764651570382144,0.5670896669339913,0.5666880823710992,0.5561516715890149,0.549785579198394],"twin_dists":[0.056747422163187844,0.08234173621152795,0.09473728335561266,0.10831429678372569,0.10914944484082845,0.1211979133463609,0.12233015633476527,0.12438147221311495,0.12487637844222242,0.12517285316626983,0.1263990415137466,0.12680317753178402,0.12918508600859538,0.1300593732084974,0.13069030173238844,0.13123110737384752,0.131742203910685,0.13207763838850417,0.13485231928156935,0.13601191911682903,0.13631753634454347,0.1383316136903428,0.138417965175908,0.14068641248805486,0.14206000470287236],"n_dims_used":45,"mean_confidence":0.9307205200195312},"coverage":{"mean_confidence":0.9307205200195312,"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}}