{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000788},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001032","500:5000000916","500:5000000852","500:5000000729","500:5000001027","500:5000002008","500:5000000463","500:5000000789","500:5000002005","485:4850008526","500:5000000687","500:5000001733","500:5000001080","473:4730000549","500:5000001735","485:4850008381","477:4770000465","485:4850008632","500:5000001736","485:4850006440","500:5000001098","485:4850006812","485:4850006887","500:5000001826","500:5000001028"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,485,500,500,500,473,500,485,477,485,500,485,500,485,485,500,500],"twin_sims":[0.8854473067453486,0.5560331529351463,0.5366463436286636,0.5118442241979545,0.5103715655493462,0.40342258140474524,0.34429382898378297,0.3302344394393537,0.3245862170098428,0.3198046473174013,0.3104072559789012,0.28330638571536704,0.27956707944049064,0.27601407027168917,0.2724925545133073,0.2691253420115106,0.2638797508337347,0.2618475590700096,0.26059016040971184,0.25962170169174953,0.2566556050212173,0.23794193530364818,0.2263032144800612,0.22321815461623426,0.21943863613972217],"twin_dists":[0.0640644215667778,0.14071196277870318,0.144903611885771,0.150310848181406,0.15063383204141476,0.17499551533163826,0.18965765147902103,0.193330068968339,0.1948294005505576,0.19611004119618866,0.19865873574608015,0.20626966281565562,0.20735331442131544,0.20839116763990803,0.20942791547675563,0.2104269754997332,0.2119989093440944,0.2126131261507402,0.21299466381977866,0.21328931625539468,0.21419607853581174,0.22007718403932958,0.22388791023156324,0.22491964388791175,0.2261966678556512],"n_dims_used":45,"mean_confidence":0.9214040968153212},"coverage":{"mean_confidence":0.9214040968153212,"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}}