{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002336},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002142","477:4770002266","477:4770002269","477:4770001754","477:4770002263","500:5000001555","477:4770001957","500:5000002240","500:5000001798","477:4770002141","500:5000002119","500:5000002378","500:5000002384","500:5000001387","477:4770002072","477:4770003593","477:4770003766","500:5000001624","477:4770001075","500:5000002362","477:4770003587","477:4770003590","477:4770003530","500:5000001170","500:5000001803"],"twin_admin_codes":[477,477,477,477,477,500,477,500,500,477,500,500,500,500,477,477,477,500,477,500,477,477,477,500,500],"twin_sims":[0.8635392651191317,0.8276518774809464,0.8210640906078778,0.7875180438256493,0.7706104259422261,0.7522243639287425,0.7515154699942478,0.7488088778707419,0.7306194775621172,0.7286425167676442,0.7239179980288563,0.7215431653050002,0.7120451125107932,0.7107800538782306,0.7084360771619533,0.7077851556518264,0.7061050545628186,0.7047099724447996,0.6943013987885358,0.6930557722448812,0.6930283929863708,0.6823298966437737,0.6810845190970104,0.6800744469474566,0.6796471506205616],"twin_dists":[0.07035216232734595,0.07988339974203854,0.0815533414399451,0.08976741844590155,0.09375684435020101,0.0980050200911785,0.0981671558701818,0.09878515055533214,0.10289838593626276,0.10334158608080432,0.10439794961241101,0.1049275065051893,0.10703643660960997,0.10731629471687507,0.10783422396350766,0.10797791489734787,0.10834852564485901,0.1086559716016216,0.11094187355151276,0.1112145505438166,0.11122054205616609,0.11355546942495139,0.11382650414139538,0.11404621876826891,0.11413913660560758],"n_dims_used":45,"mean_confidence":0.9227380540635851},"coverage":{"mean_confidence":0.9227380540635851,"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}}