{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":476,"cluster_id":4760001972},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["476:4760001934","476:4760001971","476:4760002600","476:4760002303","476:4760002010","476:4760002036","476:4760002931","476:4760002027","476:4760003016","476:4760002219","476:4760002516","476:4760001917","476:4760002370","476:4760002518","476:4760001842","476:4760001914","476:4760002936","476:4760002073","476:4760003018","476:4760002168","476:4760003017","476:4760002406","476:4760002124","476:4760002033","476:4760000466"],"twin_admin_codes":[476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476],"twin_sims":[0.9308701166400393,0.886170395699047,0.6515190159937225,0.6128940100016157,0.6101768654055154,0.5404483779175112,0.5101173337889265,0.5063338639011428,0.5056575347458718,0.501292052713167,0.5006585316478327,0.462331516337809,0.46176054131343064,0.456709195164184,0.4372396616119335,0.4275897901717231,0.42019659158678996,0.40957556302760695,0.4093594483157023,0.40078223619404824,0.4001897955448204,0.3996677811059366,0.3943491368819361,0.386416312755455,0.37345134690858445],"twin_dists":[0.04915900180174966,0.06384913702735776,0.12022319241003933,0.12851187314989213,0.12909372741654696,0.14407947530259535,0.15068961432463687,0.1515206205377125,0.1516693421951386,0.15263058484737252,0.15277027064420556,0.16132409273146955,0.16145324634926586,0.16259833785363836,0.16705653975137408,0.1692948666652809,0.17102380241580603,0.17353038255332862,0.17358167729943755,0.17562729133183697,0.1757693074725964,0.17589452061029062,0.17717456688010488,0.1790987507506859,0.18228452645804794],"n_dims_used":45,"mean_confidence":0.9186786227756076},"coverage":{"mean_confidence":0.9186786227756076,"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}}