{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850001378},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850001135","485:4850001074","485:4850001138","485:4850002153","478:4780008810","478:4780009011","478:4780008807","485:4850001898","478:4780009010","485:4850001136","489:4890001331","478:4780008604","500:5000003104","499:4990002033","500:5000002299","499:4990002858","485:4850001253","485:4850001304","478:4780008385","478:4780008271","478:4780008806","478:4780008703","500:5000004515","475:4750003681","500:5000002311"],"twin_admin_codes":[485,485,485,485,478,478,478,485,478,485,489,478,500,499,500,499,485,485,478,478,478,478,500,475,500],"twin_sims":[0.4568753292840783,0.39916674569123545,0.3970261422572857,0.368896823324146,0.34658566251816986,0.27960422123969475,0.2700517644957081,0.2631247973750593,0.2625774768861119,0.260420663452418,0.2579948538078659,0.24250057663615754,0.23384340771507026,0.2320985275491555,0.23198229731867032,0.22958683113353803,0.22897716708741758,0.22673796464513735,0.22459770648475136,0.21576611536222534,0.21258100820682396,0.21181920195718484,0.20878393900740985,0.20541581840039824,0.20341729135219622],"twin_dists":[0.1625606047883925,0.17601477158428872,0.17652930458247532,0.18341646359776312,0.18906667956942128,0.2073425076468302,0.2101513376335432,0.2122267424710636,0.2123921709803517,0.2130461833174654,0.2137858440784916,0.2186178591659649,0.22140485052394682,0.2219747101017008,0.22201276954609603,0.22279997419912748,0.22300118781797673,0.2237432698484342,0.22445711697282547,0.22745174156806497,0.2285519513983656,0.228816746929948,0.2298782348177033,0.23106850157948772,0.23178108421259064],"n_dims_used":44,"mean_confidence":0.9148665341463956},"coverage":{"mean_confidence":0.9148665341463956,"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}}