{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000485},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000430","500:5000000118","500:5000000538","500:5000000372","500:5000000113","500:5000000114","500:5000000486","500:5000000119","500:5000000148","500:5000000116","500:5000000146","500:5000000425","500:5000000537","500:5000000188","500:5000000092","500:5000000094","500:5000000230","500:5000000231","500:5000000054","500:5000000532","500:5000000147","500:5000000373","500:5000000232","500:5000000087","500:5000000534"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.8527727343522089,0.8183320022666994,0.8165042526877985,0.8163854456108054,0.7805954960895578,0.7620278091048919,0.758705180958947,0.7504585610052312,0.7494044004471179,0.7480654911819442,0.7275816190298962,0.7203954243353304,0.7198488282653506,0.719789330919588,0.6999094579049334,0.6997562662210093,0.6775051348972584,0.6743250632957594,0.6702068786556593,0.6601455315829639,0.6579539489201679,0.6470206949218505,0.6424997023720947,0.6240222044706044,0.6152168866850044],"twin_dists":[0.0732985184531397,0.08223981399405136,0.0826971467507996,0.08272682202293331,0.091411379727265,0.09575057313227124,0.09651728196317415,0.09840867570417415,0.09864931629454414,0.09895460117563587,0.10357913282384316,0.10518310418664763,0.10530475387752276,0.1053179926175677,0.1097119369754685,0.10974558565884689,0.11460467206696966,0.11529504665884914,0.11618778655312852,0.1183633306364773,0.11883626819048217,0.12119133923918342,0.12216335946588423,0.12612803172776776,0.12801440542388132],"n_dims_used":44,"mean_confidence":0.9164189425381747},"coverage":{"mean_confidence":0.9164189425381747,"n_dims_used":44,"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}}