{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003463},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002578","489:4890002753","489:4890001680","489:4890001749","489:4890003325","489:4890003326","489:4890002101","489:4890003464","489:4890003253","489:4890002271","489:4890002186","489:4890001919","489:4890002105","489:4890003175","489:4890002006","489:4890002745","489:4890001767","489:4890003472","489:4890002265","489:4890002749","489:4890001683","489:4890002838","489:4890001642","489:4890001830","489:4890003524"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8265346116850125,0.789255599111986,0.7742925178328279,0.7716617361192035,0.7232565853383678,0.712487584695729,0.7076752127805597,0.6910657832606674,0.6890819837738787,0.6848160682660615,0.6724991467841515,0.6664534569170878,0.6648060151441987,0.6507524638964519,0.6247692915651161,0.6233600205178574,0.6144699920347682,0.6106709014648866,0.6044274401445252,0.6008967061455656,0.581015433792095,0.5793413272893717,0.576765161473207,0.563918599342089,0.5544683164067563],"twin_dists":[0.08016812105558883,0.08935233668273529,0.09289531732807856,0.09351125258387669,0.10454553062527841,0.10693849700416148,0.10800217894888167,0.11164980558310339,0.11208326653770433,0.11301393868765072,0.1156910438656859,0.11700025938206025,0.11735652813374393,0.12038824852040446,0.12596791999210336,0.12626993779635495,0.1281743658145344,0.12898793666735003,0.13032484484364568,0.13108090253627572,0.13534117544592902,0.13570031542551605,0.13625314311899275,0.13901368179026474,0.14104938710516327],"n_dims_used":45,"mean_confidence":0.9179506089952257},"coverage":{"mean_confidence":0.9179506089952257,"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}}