{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000435},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000463","480:4800000307","480:4800001033","480:4800000365","480:4800000721","480:4800000607","480:4800000432","480:4800000499","480:4800000726","480:4800000653","480:4800000431","480:4800000352","480:4800000406","480:4800000648","480:4800000760","480:4800000583","480:4800000688","480:4800000377","480:4800001139","480:4800000464","480:4800000498","480:4800001140","480:4800000340","480:4800000317","480:4800000689"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6660957124255823,0.6586878492946456,0.5949641375452163,0.5858471886177161,0.5579235830515921,0.5291958388881604,0.501375621205609,0.48863730806251926,0.45639807384790926,0.4341920087776987,0.4340079540971279,0.42752425628237933,0.4224822981260292,0.4203211757217804,0.40060435888227325,0.397622878731076,0.38941257005998103,0.3640501366112876,0.33969505173367137,0.3357817697177555,0.333170973744036,0.32719708416650334,0.32204397629176024,0.3192379453618874,0.31562821808139085],"twin_dists":[0.11707764085521657,0.11867792928996805,0.13235148891399418,0.13430507720301357,0.14030451813490102,0.1465219894435256,0.15261216237621908,0.15543049240958468,0.16266901437949924,0.16776128642762655,0.16780391078861392,0.1693101372693009,0.17048792990767284,0.17099456263564183,0.17566992095278508,0.17638574082297045,0.17836982190168857,0.18462869437336807,0.19084983839333508,0.19187115631229862,0.19255612888029638,0.19413456475606425,0.19550896300321272,0.19626252863308982,0.19723742821738835],"n_dims_used":43,"mean_confidence":0.9139888674713844},"coverage":{"mean_confidence":0.9139888674713844,"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}}