{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002783},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009307","494:4940007611","494:4940006150","490:4900002018","496:4960008011","469:4690000060","490:4900002339","478:4780007895","494:4940006479","494:4940005588","490:4900008533","467:4670003637","490:4900001588","466:4660003888","485:4850000075","487:4870002302","481:4810000720","485:4850000056","467:4670003721","493:4930006258","468:4680005252","472:4720000747","485:4850000051","472:4720003930","468:4680001520"],"twin_admin_codes":[490,494,494,490,496,469,490,478,494,494,490,467,490,466,485,487,481,485,467,493,468,472,485,472,468],"twin_sims":[0.1721292638752054,0.15007364673764084,0.1460712478637265,0.12903401989682203,0.09201597984572629,0.08563208718400493,0.08322540437929575,0.08064934523740606,0.07863311264159008,0.0757054544232489,0.07565462558471804,0.07406994279629571,0.07332629500177479,0.07237211639703726,0.07109009150519328,0.06905194366183715,0.061590250047682815,0.057064653477290055,0.05699496275660302,0.05648493611945409,0.056227141310455274,0.05587686412735857,0.055610224600730326,0.0554406612125619,0.05534257173830815],"twin_dists":[0.24363218388454166,0.2529473022454313,0.25474348681530895,0.2628268936923935,0.2836973153580611,0.28794056732236445,0.2896056999629904,0.29143120707393966,0.2928928785626603,0.29506986580728806,0.29510825627746545,0.29631572042701376,0.29688955572483927,0.2976327811773656,0.29864396547856153,0.30028241146727275,0.3066386811990541,0.3108084195066886,0.31087472991333426,0.3113620662973948,0.31160977641002663,0.31194785931674024,0.3122063926425353,0.3123713347680587,0.31246694151542614],"n_dims_used":44,"mean_confidence":0.9157680164683949},"coverage":{"mean_confidence":0.9157680164683949,"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}}