{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006096},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004624","490:4900004623","490:4900005320","490:4900006099","490:4900005582","490:4900006585","490:4900005185","490:4900004898","490:4900006338","490:4900004913","490:4900006461","490:4900006584","490:4900006098","490:4900006567","490:4900004766","490:4900006823","490:4900006091","490:4900007556","490:4900006217","490:4900004765","490:4900005710","490:4900006698","490:4900005316","490:4900005701","490:4900006095"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.40027613488071595,0.33960810975839895,0.2001725028999736,0.17608804526560531,0.17440791904345498,0.15219243702985502,0.13468501305177846,0.12004470974021408,0.10380898375182515,0.09186863836942111,0.0663515458139017,0.065364364813008,0.057368844756922256,0.055044516826769856,0.052832198188551095,0.05242535560466461,0.047947955758928684,0.04738665745619011,0.04183130231167673,0.03792237394312318,0.033343821369145606,0.03204149425178004,0.030774892454693108,0.03028328787812171,0.028366162276412924],"twin_dists":[0.17574860481607837,0.19087246013417952,0.23294833208307003,0.2420528175811941,0.24271998012550738,0.2520106937376072,0.2600615543851596,0.2674210637375888,0.27643459023831546,0.2837925794558104,0.3025149134435502,0.3033495528453149,0.3105197630749395,0.31275831513515373,0.31496287427966957,0.31537659614588476,0.3201156685998526,0.32073553574372893,0.32722754589532776,0.3322459480420323,0.3387151921431468,0.34069340920104185,0.34268441633736074,0.34347612134318817,0.3466728532144362],"n_dims_used":45,"mean_confidence":0.9232697380913628},"coverage":{"mean_confidence":0.9232697380913628,"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}}