{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700007426},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001918","470:4700002231","489:4890003984","472:4720000437","470:4700002047","479:4790001627","470:4700000311","470:4700002235","470:4700001454","479:4790004159","470:4700000213","496:4960001435","472:4720000927","470:4700001906","472:4720001344","470:4700002567","479:4790001480","470:4700007981","470:4700002078","470:4700002399","470:4700000679","496:4960001224","472:4720001284","470:4700000266","470:4700002563"],"twin_admin_codes":[470,470,489,472,470,479,470,470,470,479,470,496,472,470,472,470,479,470,470,470,470,496,472,470,470],"twin_sims":[0.687126111105122,0.6512921363194579,0.6169224099242794,0.5945252184862528,0.5886668980880192,0.5779913779719623,0.5743566469630937,0.5654116338426612,0.5631985934612919,0.5500384428190762,0.5304077774882842,0.5249165750893666,0.5139377580524991,0.5029080341856981,0.49559849528160893,0.4916535340913473,0.4914182043425758,0.4871350653309333,0.4836435668230071,0.4829802651195541,0.4769773531756954,0.4679956598163947,0.4660459621190725,0.4650245525603357,0.4637841306499678],"twin_dists":[0.11251020699795154,0.12027204811951397,0.12764911605997342,0.13244550854149695,0.13370069662378414,0.13598997840570717,0.13677019786130235,0.1386924849225026,0.139168615251403,0.14200539717692887,0.14625841514920085,0.1474536995027181,0.14985209812700817,0.15227449505778146,0.15388774954272313,0.15476124335089153,0.15481341492132666,0.15576427780488686,0.15654127866102757,0.15668908651421376,0.15802969079684526,0.16004587068198867,0.1604852495467705,0.16071568452513957,0.16099576612904526],"n_dims_used":43,"mean_confidence":0.9149578892907431},"coverage":{"mean_confidence":0.9149578892907431,"n_dims_used":43,"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}}