{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002793},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003201","489:4890003043","470:4700008385","479:4790000136","489:4890002805","489:4890002964","489:4890003485","489:4890003414","489:4890003486","489:4890003277","479:4790000206","489:4890003484","470:4700008383","489:4890003477","489:4890003479","489:4890003550","489:4890002962","489:4890002963","470:4700007648","470:4700008108","489:4890003045","479:4790000207","489:4890002967","489:4890003050","489:4890003481"],"twin_admin_codes":[489,489,470,479,489,489,489,489,489,489,479,489,470,489,489,489,489,489,470,470,489,479,489,489,489],"twin_sims":[0.9360002838343894,0.8507756679368189,0.8495447318423623,0.8455785125051068,0.8453472862007786,0.8312849379254388,0.8292499115636688,0.8265664780699986,0.823564874070832,0.8153670090011559,0.8067114287544934,0.8046817199213188,0.7919777590664596,0.7814340495573701,0.7792927196072793,0.7565204254773081,0.7538778670126673,0.752516318885106,0.7514746197855587,0.7471618722799992,0.7467752357710732,0.7425936776916581,0.7382494117956209,0.7372911284757,0.7319847117170835],"twin_dists":[0.04723558466328016,0.07383608358871446,0.07416610670291324,0.0752228401626753,0.0752841406222109,0.07895314751543019,0.07947505970262221,0.08016000899206596,0.08092190598253216,0.08298094539041243,0.08512264789592566,0.08562038172497985,0.08869999049113006,0.09121304883289925,0.0917190769943569,0.09701993582977106,0.09762638589080443,0.09793821160794955,0.09817649548537564,0.09916041209811703,0.09924841910287469,0.10019818816789516,0.10118107054319402,0.10139737093278053,0.1025919096866192],"n_dims_used":45,"mean_confidence":0.9145636664496528},"coverage":{"mean_confidence":0.9145636664496528,"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}}