{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004830},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007501","490:4900007621","490:4900006514","490:4900007622","490:4900006756","490:4900004138","490:4900004971","490:4900005502","490:4900002288","490:4900007744","470:4700004500","490:4900005237","490:4900003990","490:4900007616","490:4900006991","490:4900005624","490:4900005246","490:4900003585","490:4900004957","490:4900004818","490:4900007742","490:4900005759","490:4900003179","490:4900001414","490:4900006762"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,470,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7899554495941181,0.7076809761997835,0.6796310332586899,0.6772957009184064,0.5895682426743517,0.5658481484018641,0.5543170088845523,0.5343245481258724,0.5046472979708855,0.4933912501942157,0.48504245045538175,0.47302495462961697,0.4676007829857125,0.4623246750554054,0.4604462946028285,0.4583521008352446,0.4519585691885995,0.4501083876239582,0.44873051784644435,0.4452583051854876,0.4348610530752017,0.43225204417460145,0.4295462069780493,0.40490219248850257,0.4011654493633248],"twin_dists":[0.08918486395912062,0.10800090702187065,0.11414264107319903,0.11465016677306132,0.13350753679324615,0.13859859733319027,0.1410820210293106,0.14540745006986733,0.15189158755247506,0.1543762268565922,0.15622976291257168,0.15891534117252737,0.16013480833784166,0.1613256398857038,0.1617507414572347,0.16222541172125543,0.1636794477727483,0.16410163004037712,0.16441645927068904,0.16521144644733307,0.1676064065041092,0.1682109195942555,0.1688394269818727,0.1746422903028102,0.17553548056068294],"n_dims_used":45,"mean_confidence":0.9207528856065538},"coverage":{"mean_confidence":0.9207528856065538,"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}}