{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008295},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011683","490:4900009302","490:4900004119","490:4900008843","466:4660004295","466:4660004303","490:4900009685","490:4900004528","490:4900007487","490:4900012081","490:4900001801","490:4900009195","490:4900009060","490:4900010105","490:4900006403","466:4660011659","490:4900009479","490:4900004946","490:4900010716","490:4900008198","466:4660011007","490:4900009675","490:4900004248","490:4900010186","466:4660005298"],"twin_admin_codes":[490,490,490,490,466,466,490,490,490,490,490,490,490,490,490,466,490,490,490,490,466,490,490,490,466],"twin_sims":[0.28393318858899447,0.24001300957304855,0.2140928479683137,0.1577884488451904,0.13892152992820758,0.11465961023684652,0.08805862193743845,0.07738164217387566,0.06228127793073398,0.06211986273432591,0.058898360606438535,0.053280710752676215,0.04837074838891616,0.046370430266306446,0.04501109069860782,0.04333566451998234,0.04281965820861585,0.04037659449330229,0.03208930407162691,0.03021994916679566,0.028038579461803,0.027193069366002406,0.026731344725991882,0.024874610533235256,0.02464970853639664],"twin_dists":[0.20608886326859377,0.21941195535352592,0.22802834847533185,0.2495821426054859,0.258045019431261,0.27030044484682275,0.2862990225330552,0.29381534326488534,0.30602433298170867,0.306167334473999,0.30908720183906363,0.31450983092994583,0.3196527501905825,0.32187359402173565,0.32342900757996995,0.32540126384731166,0.3260215938450444,0.3290469523322498,0.34061958282432725,0.3435789246112447,0.34723754915212157,0.3487217359643192,0.3495490911924301,0.35300581617129617,0.35343953362241587],"n_dims_used":45,"mean_confidence":0.912874518500434},"coverage":{"mean_confidence":0.912874518500434,"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}}