{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000650},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003567","466:4660011577","485:4850004223","477:4770000409","499:4990001683","466:4660009615","499:4990001588","487:4870010458","469:4690002403","499:4990001381","480:4800004028","477:4770000398","477:4770000727","500:5000006253","466:4660009076","485:4850003370","489:4890004172","485:4850007393","477:4770002064","473:4730003951","467:4670001820","480:4800005189","466:4660004027","467:4670000716","472:4720001138"],"twin_admin_codes":[489,466,485,477,499,466,499,487,469,499,480,477,477,500,466,485,489,485,477,473,467,480,466,467,472],"twin_sims":[0.17319968937755487,0.1666040025825681,0.14322090920439676,0.12189284056578079,0.11711992753580182,0.0921765857697152,0.08500044343398601,0.07598836798123978,0.07542044591237466,0.07312674096939589,0.06851341905527182,0.0684224017900248,0.06565008838008578,0.06262731479488685,0.06249613401509365,0.062130194487114244,0.06023832103203204,0.05880321785491647,0.0565128623609363,0.05597037472781548,0.05453015313669789,0.05171979150880493,0.04979603629476634,0.048860227257935936,0.0472390075458796],"twin_dists":[0.2432025970811074,0.24588060231024955,0.2560449756959949,0.26645566979738056,0.2689723425796213,0.2835936123345832,0.2883739389624089,0.2948565631825575,0.29528539876357796,0.2970443418287544,0.3007218810109458,0.30079643409351503,0.30310692782456133,0.3057187918029651,0.3058344576296986,0.30615817221123476,0.3078571413074616,0.30917541394922,0.31133528860315113,0.31185743311102504,0.31326423418062704,0.31610045549914406,0.31811667476395294,0.31912101722724306,0.3208996113937369],"n_dims_used":45,"mean_confidence":0.9214379204644098},"coverage":{"mean_confidence":0.9214379204644098,"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}}