{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000918},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001011","487:4870000917","487:4870000740","487:4870001282","487:4870000830","490:4900002895","490:4900003467","487:4870001014","487:4870002827","487:4870001287","490:4900003049","487:4870001463","490:4900002582","487:4870001020","490:4900001981","487:4870001280","490:4900003340","487:4870002196","496:4960008582","490:4900003609","490:4900001264","490:4900001841","490:4900003040","490:4900003306","490:4900004151"],"twin_admin_codes":[487,487,487,487,487,490,490,487,487,487,490,487,490,487,490,487,490,487,496,490,490,490,490,490,490],"twin_sims":[0.3172311879489449,0.24458507545808636,0.23258041665948465,0.20071347421938174,0.1468050211921318,0.1399977636458964,0.1339020866736582,0.12597819537269306,0.12099920661913699,0.11648072399069356,0.11472407653573367,0.10759204273084848,0.10731039836281409,0.10443634352865902,0.09717201237618554,0.09619274886555401,0.09529330711917512,0.09364861049909884,0.09355262849849945,0.09312096906740086,0.09024501222991528,0.08445793413118266,0.08250326106833568,0.08045914152916346,0.08038436453058945],"twin_dists":[0.19680373249168262,0.21795648314711008,0.22181704966559357,0.2327528288236039,0.2544114881490977,0.2575400820572638,0.2604394076272681,0.2643605598492148,0.2669210650378093,0.2693153152150474,0.2702653672906891,0.27424181762353916,0.2744029847213525,0.2760667009817749,0.2804370362779776,0.28104558774891175,0.2816088427045607,0.282649716269585,0.28271090384523273,0.28298669634929485,0.2848504268556329,0.28874820943995577,0.29011282962121415,0.2915678353552312,0.2916216205257221],"n_dims_used":43,"mean_confidence":0.9113813888194949},"coverage":{"mean_confidence":0.9113813888194949,"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}}