{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005861},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007223","490:4900007222","490:4900007830","490:4900005994","490:4900006969","490:4900008040","490:4900005991","490:4900005734","490:4900005733","490:4900005604","490:4900008486","490:4900007224","490:4900007581","490:4900005863","490:4900009149","490:4900008264","490:4900006845","490:4900006129","490:4900008169","490:4900006603","490:4900006971","490:4900005472","490:4900006600","490:4900008057","490:4900006114"],"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":[0.31531182863207247,0.29059814837144765,0.15033668298641656,0.14402997719221078,0.1436688450455983,0.12451947539382015,0.11899294216954544,0.08377485266088668,0.07852544326853522,0.05720205449120091,0.05430874033360205,0.04687686160963764,0.044958553146726726,0.03733922420241266,0.03581987138022964,0.03455979320504993,0.03255626193119976,0.02508800232767348,0.021465884446765896,0.01652167354344048,0.013848811536064735,0.013793110233467581,0.01318034130300036,0.012283717484277819,0.011624335995679256],"twin_dists":[0.19732317698714474,0.20418102597487042,0.25283050065150087,0.25567361043028564,0.2558391796033256,0.2651026301661084,0.26797554685908925,0.28922219633484025,0.2929717763108668,0.3106778786204866,0.3134832292364797,0.3213038687497416,0.32348990960207835,0.3330317625679166,0.33512915343898353,0.33692677791760683,0.33990342065773943,0.3525974193680602,0.35997920453090365,0.37204369877827664,0.3799602753178625,0.3801391442805628,0.38215019387102134,0.38524725343788385,0.38765541467111514],"n_dims_used":45,"mean_confidence":0.9219768948025173},"coverage":{"mean_confidence":0.9219768948025173,"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}}