{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011709},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011248","490:4900011775","490:4900011368","490:4900011373","490:4900011650","490:4900012181","490:4900011099","490:4900011514","490:4900011231","490:4900009539","490:4900012111","490:4900011299","490:4900011316","490:4900011718","490:4900011711","490:4900011249","490:4900011233","490:4900012097","490:4900011835","490:4900010920","490:4900012117","490:4900011913","490:4900011842","490:4900011152","490:4900011579"],"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":[0.17515027881852685,0.10494652731889062,0.08614255697815153,0.06210929950486011,0.05855141838052305,0.0584275878813449,0.0495894756493075,0.048972021825972024,0.04882540582517766,0.04426562104537395,0.043995495673075063,0.04385297835758616,0.043167150776589246,0.04104571717329785,0.039036704395359924,0.037864961886224326,0.035222012599132525,0.03482674550112326,0.03108339553993032,0.028723754196249594,0.028677221647811297,0.027974325149764338,0.026252441024902325,0.026058295731349684,0.023549488116654596],"twin_dists":[0.2424246334665208,0.2757687914360317,0.2875921899765035,0.3061767033037837,0.30940943969386225,0.3095248336358036,0.3183370008973027,0.3190001959688009,0.3191586973753296,0.32429880279945816,0.32461701486275424,0.3247855643620187,0.325603160620007,0.32820332818409803,0.3307723920714578,0.33232285653148164,0.3359752345516278,0.33654134285395537,0.3421931013754934,0.3460627910122949,0.3461418062519772,0.3473489775030479,0.3504203469079012,0.35077745949581174,0.3556119609379882],"n_dims_used":45,"mean_confidence":0.8920255872938369},"coverage":{"mean_confidence":0.8920255872938369,"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}}