{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002423},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002493","477:4770002424","477:4770001850","477:4770003336","477:4770002503","477:4770002216","477:4770002090","477:4770002092","477:4770003270","477:4770002429","477:4770002494","477:4770002362","477:4770002293","477:4770002422","477:4770002361","477:4770002156","477:4770002170","477:4770002154","477:4770002300","477:4770002495","477:4770001969","477:4770002217","477:4770002855","477:4770003089","477:4770001970"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.7836205490090201,0.7599846392805879,0.6553530753337475,0.6446162637858805,0.6309379844463636,0.5674040904325649,0.5595422253753797,0.5476507235754127,0.533055859719946,0.5285359835385759,0.5118570266712347,0.4937598400047738,0.4930162934184348,0.48175830997741986,0.4697972799288357,0.46903133852984696,0.4685898940380884,0.46737005013402205,0.45814098251506435,0.45728937621469434,0.44606647220404616,0.4293856482346125,0.42496088451712155,0.4242395815592842,0.421984837335931],"twin_dists":[0.09069487410153595,0.09622236905658868,0.11939713349666435,0.12170841358623037,0.1246453708569117,0.13826400924145485,0.13995580925198112,0.1425212067166691,0.1456829463598123,0.14666555008905738,0.15030804137756928,0.1542946115158746,0.15445927029329698,0.15696154940655208,0.15964041772593543,0.15981272746925143,0.1599120802551709,0.16018678792705177,0.16227330685992697,0.16246658632731117,0.1650262015032274,0.16887677186005354,0.16990821059960168,0.1700767709961151,0.17060445295008528],"n_dims_used":45,"mean_confidence":0.9203429328070747},"coverage":{"mean_confidence":0.9203429328070747,"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}}