{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000012},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850003837","470:4700008418","470:4700008884","485:4850003447","477:4770000090","485:4850005407","485:4850006763","470:4700008917","488:4880005353","500:5000000394","466:4660005757","466:4660007870","477:4770000014","477:4770000339","489:4890000466","466:4660009630","485:4850005253","485:4850005404","489:4890000507","485:4850001091","489:4890001308","485:4850005054","489:4890000356","485:4850003100","489:4890001379"],"twin_admin_codes":[485,470,470,485,477,485,485,470,488,500,466,466,477,477,489,466,485,485,489,485,489,485,489,485,489],"twin_sims":[0.3014663526326453,0.28217715076302624,0.22125029323777504,0.2096265707769944,0.2058986885729687,0.19998101213353153,0.19997842836114946,0.1935633270895182,0.19348978979051895,0.1918774083601237,0.1832851975927233,0.18101766897248645,0.17236426838295538,0.1710770531150632,0.1636652455778912,0.1616925765999365,0.16155380950803422,0.15571790052436968,0.15155251993587732,0.14899759549490862,0.14521770703578332,0.1451499858376097,0.14482237599636466,0.14279477313965613,0.14233991106867985],"twin_dists":[0.20112496356833384,0.20659599795811323,0.22558272553506353,0.2295825050054055,0.23089704480539333,0.23301762274836862,0.23301855799542226,0.2353668682772251,0.235394098070758,0.2359929584855923,0.23924501345907814,0.24012107813698988,0.2435377076814053,0.24405632852573914,0.24709843109914906,0.2479248122004438,0.24798321845781393,0.2504732599643647,0.2522925522775854,0.25342670050776134,0.25513123139075083,0.255162067825885,0.25531139368870454,0.25624120045881826,0.2564511335515588],"n_dims_used":45,"mean_confidence":0.9181720309787327},"coverage":{"mean_confidence":0.9181720309787327,"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}}