{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710001995},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710002379","471:4710001889","484:4840006385","471:4710001778","471:4710001779","484:4840004431","484:4840005386","471:4710002506","471:4710002217","471:4710002839","484:4840005898","471:4710001938","471:4710001529","471:4710001619","471:4710001194","471:4710002899","476:4760001043","476:4760001237","471:4710001660","471:4710001524","471:4710003390","471:4710001832","471:4710001564","476:4760001486","471:4710001994"],"twin_admin_codes":[471,471,484,471,471,484,484,471,471,471,484,471,471,471,471,471,476,476,471,471,471,471,471,476,471],"twin_sims":[0.7457310666090547,0.7165613525971661,0.6810792355194567,0.6568506871473329,0.6505886215944113,0.6412847435195697,0.6157693659988206,0.5509113625411902,0.5286568725300801,0.5152089610510472,0.5136564793759388,0.5103275223208428,0.5024435829135834,0.4875524953056363,0.4789349391997734,0.45949877946974416,0.45622281804103887,0.43974902526886933,0.4349853737011067,0.43358395958098794,0.42544616153206577,0.4193712421276092,0.40946540013216404,0.39934771106062616,0.38892681747844965],"twin_dists":[0.09948593325927589,0.10603540571924369,0.11382765369932987,0.11907423233188827,0.12042352334578876,0.1224244207788179,0.12789607880556308,0.14181691598216134,0.1466392461338972,0.14957377057425406,0.149913706643926,0.15064349527891802,0.15237680712309712,0.15567149715306894,0.1575919224415443,0.16196540966265818,0.16270883442166187,0.16647772709047415,0.16757763749165083,0.1679021292908008,0.16979487375631805,0.17121760401278727,0.17355652818684647,0.1759713310793531,0.17848781561071225],"n_dims_used":45,"mean_confidence":0.9188106960720486},"coverage":{"mean_confidence":0.9188106960720486,"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}}