{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000873},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001215","500:5000001058","500:5000001046","485:4850008485","500:5000001163","500:5000001044","485:4850008751","485:4850008886","485:4850008201","500:5000000993","500:5000001166","485:4850008532","485:4850008376","500:5000001216","485:4850008531","485:4850008841","500:5000001164","485:4850008206","485:4850008832","485:4850008797","485:4850008920","485:4850008279","500:5000000876","500:5000001321","485:4850008844"],"twin_admin_codes":[500,500,500,485,500,500,485,485,485,500,500,485,485,500,485,485,500,485,485,485,485,485,500,500,485],"twin_sims":[0.5677483739408716,0.564114014309298,0.5602169725528731,0.5561669641773687,0.5290038741132465,0.5109848457876777,0.501035897890063,0.5004837166228445,0.4997627149879982,0.49718744793622377,0.4930899605817281,0.49306276288613216,0.49096016251733987,0.4871545121599651,0.48626806390149846,0.48394525692012674,0.4785358259695402,0.46046365902407205,0.45733300850460046,0.4527775725415467,0.44399705722029087,0.44394479424042865,0.4433421802052195,0.42953892587762765,0.42903815447931654],"twin_dists":[0.13818998962266282,0.1389716360505753,0.13981048811768257,0.14068311576544926,0.14656375006038916,0.15049929841525964,0.15268705883930508,0.152808824428672,0.15296787403935222,0.15353649230538768,0.15444295342217448,0.15444897747886852,0.15491498201764803,0.1557599548909638,0.15595706063057105,0.1564740720071989,0.15768112790670274,0.16174680885670745,0.16245668044753278,0.16349276891883796,0.165500801906703,0.16551279887434658,0.16565116819550696,0.16884112039319077,0.16895761610444124],"n_dims_used":45,"mean_confidence":0.9187104966905382},"coverage":{"mean_confidence":0.9187104966905382,"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}}