{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001425},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001243","477:4770000939","477:4770000888","477:4770001244","477:4770001420","477:4770001002","477:4770001245","477:4770001364","477:4770001062","477:4770000890","477:4770000937","477:4770000999","477:4770001133","477:4770000945","477:4770001135","477:4770001003","477:4770000949","500:5000001125","477:4770000758","477:4770001421","500:5000001793","477:4770000947","500:5000001227","477:4770001004","477:4770001753"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,500,477,477,500,477,500,477,477],"twin_sims":[0.81934547886606,0.8030703477758069,0.779100299796441,0.7567167320684459,0.7428358537274576,0.7146016966587014,0.7086292381491466,0.702117926960308,0.6962580699090685,0.6887315625646223,0.6776121864788656,0.6705825299222425,0.6697840810405974,0.6645515567569198,0.6588561686273464,0.6560834950160713,0.6507876232451008,0.6466828437886734,0.6419881402913151,0.6327185660144913,0.6246920247031356,0.6126827796605105,0.6066425575596639,0.6015959774100779,0.5902416532737127],"twin_dists":[0.08198556876944697,0.08601436645252317,0.091764479866268,0.09697481827184137,0.10014328265640259,0.10647014450764472,0.10779157224657038,0.10922651344479932,0.11051317634793009,0.11215978894505535,0.11458141603455219,0.11610641106251791,0.11627936152011634,0.11741153838421683,0.1186416095226569,0.11923966434310827,0.12038067861385457,0.12126401114253144,0.122273287822458,0.12426342610615686,0.12598447996587211,0.12855710806548432,0.12985052697023727,0.13093115844710615,0.13336323403449551],"n_dims_used":45,"mean_confidence":0.9224263509114583},"coverage":{"mean_confidence":0.9224263509114583,"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}}