{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":484,"cluster_id":4840000712},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["484:4840001212","484:4840000268","489:4890001954","489:4890002607","498:4980001005","484:4840002357","484:4840002095","475:4750007116","500:5000004755","498:4980000442","478:4780004395","484:4840001032","473:4730004992","484:4840001176","500:5000009325","473:4730002920","498:4980002972","478:4780004998","478:4780004394","478:4780005640","471:4710000611","484:4840002850","498:4980001864","473:4730005400","481:4810004849"],"twin_admin_codes":[484,484,489,489,498,484,484,475,500,498,478,484,473,484,500,473,498,478,478,478,471,484,498,473,481],"twin_sims":[0.3130721515500535,0.20547963791626975,0.20170148917084615,0.1854786503374401,0.17325363376600772,0.15942230179401198,0.1552070294287444,0.15482101837143694,0.15126557271353466,0.14644608405767068,0.14616325279877523,0.13736529089168123,0.1372646657038604,0.13680638830378616,0.13635777191193557,0.13412427757212356,0.1333487632988243,0.12773552482503903,0.12429189219779416,0.12239816866339405,0.12002912123108234,0.11776654017723254,0.11751186944445523,0.11745686112754034,0.11620527114665131],"twin_dists":[0.19793158190558263,0.2310458248499205,0.2323967014432179,0.23840481259083568,0.24318099824688977,0.24888497037138013,0.2506944577486264,0.25086194697902703,0.25241922543031536,0.2545737369360295,0.2547017912570299,0.25878035332761984,0.25882811341658457,0.2590459592160954,0.2592597423836266,0.2603320063624548,0.2607074528678726,0.2634751893185179,0.26521899947038635,0.26619365073462803,0.2674292547047434,0.2686268518764802,0.26876275065581445,0.26879213413146036,0.26946355826601],"n_dims_used":43,"mean_confidence":0.9219165181004724},"coverage":{"mean_confidence":0.9219165181004724,"n_dims_used":43,"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}}