{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003747},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002918","490:4900004164","490:4900002626","490:4900002920","490:4900002776","490:4900004436","490:4900003198","490:4900003075","490:4900002485","493:4930006877","493:4930005585","490:4900004319","496:4960004656","490:4900004846","490:4900005409","490:4900003490","487:4870001945","490:4900002309","490:4900003738","490:4900002612","493:4930006439","493:4930004573","490:4900002327","493:4930004737","490:4900002021"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,493,493,490,496,490,490,490,487,490,490,490,493,493,490,493,490],"twin_sims":[0.6684064509350522,0.613212600327938,0.598928060604452,0.5954145253214336,0.5839635078903231,0.46113524626272684,0.44226663666878896,0.43970211787748886,0.4303184663647477,0.42303366728847336,0.403744891927766,0.3924721479002087,0.38637948900766994,0.38463819861936327,0.38404684750205137,0.3799708654549452,0.3682902214669255,0.3627510529026416,0.3541382105134758,0.3413188062595283,0.33469523389361255,0.32963331159598436,0.3262548925996743,0.3256163825184472,0.3195566157934368],"twin_dists":[0.11657764774235554,0.12844364649273005,0.13150249274777592,0.13225501527723216,0.13470893164941453,0.16159475175255275,0.1658983096577417,0.16648853488345286,0.16865988417988537,0.17035884685901576,0.17491852127990098,0.1776282024806247,0.17910772581322082,0.1795325959124467,0.17967709220930292,0.18067597014904507,0.18356774531498593,0.18495499421090625,0.1871335899914344,0.190427917080988,0.19215586874950863,0.19348896385049208,0.19438495688679341,0.19455487172973915,0.19617676250669397],"n_dims_used":45,"mean_confidence":0.9181104024251302},"coverage":{"mean_confidence":0.9181104024251302,"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}}