{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004301},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004353","491:4910004402","491:4910004303","491:4910004352","491:4910003701","491:4910004659","491:4910004447","491:4910004104","491:4910004407","491:4910004302","491:4910004490","491:4910004401","491:4910003651","491:4910004153","491:4910004497","491:4910004351","491:4910004456","491:4910003856","491:4910004010","491:4910005060","491:4910003754","491:4910001587","491:4910004361","491:4910005061","491:4910001352"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.3765444924922797,0.20577319503073718,0.16920340040026258,0.11824893792273422,0.10788536247554624,0.08428454451619533,0.08356587105858009,0.07730668614590958,0.07055014548766093,0.06767035014189252,0.06194354159553421,0.06049672030481213,0.055133249285514475,0.044987586270225255,0.03712976341403698,0.03617537635433212,0.032651853216079864,0.029242715093404634,0.029028237989173925,0.027887629329381155,0.026704130162806938,0.025097789425005755,0.02402806322857992,0.022963570896998235,0.022679903368324903],"twin_dists":[0.18151966292165475,0.23094157838639975,0.24481624960054763,0.2683700481663332,0.2740743169770642,0.28886823312236143,0.28936782383105325,0.2938709735334909,0.2990742710591245,0.3014155548700259,0.3063238901411315,0.3076225280298135,0.31267143553878846,0.3234562467587788,0.333316559170824,0.33463172193137597,0.3397578975055738,0.34518893305163145,0.3455484550728013,0.34749967285182015,0.3495982397426607,0.35257876059071047,0.3546564231399542,0.35680500850674324,0.35739212746154886],"n_dims_used":44,"mean_confidence":0.8992396267977628},"coverage":{"mean_confidence":0.8992396267977628,"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}}