{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":484,"cluster_id":4840000721},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["484:4840000543","484:4840000179","498:4980002667","498:4980002738","500:5000009817","484:4840000727","484:4840000725","498:4980002370","484:4840000547","498:4980001858","498:4980002163","498:4980001938","498:4980001763","484:4840002351","484:4840000602","498:4980002281","484:4840000492","484:4840005849","484:4840001074","498:4980001839","500:5000007006","498:4980001859","500:5000006355","498:4980001862","498:4980002114"],"twin_admin_codes":[484,484,498,498,500,484,484,498,484,498,498,498,498,484,484,498,484,484,484,498,500,498,500,498,498],"twin_sims":[0.8016988209792608,0.6872299397420646,0.6480370967729915,0.6299425058227716,0.590010017530796,0.5697683492798595,0.5668218288261402,0.560651426906411,0.5480957386174485,0.5417976581387468,0.5408171536897908,0.5215364984195502,0.5112949240487686,0.5063422230909242,0.5019612403009697,0.4953952484860262,0.4851993876678729,0.4802785150970709,0.47658523937218567,0.4759311449305059,0.47362581012195687,0.4714181286670869,0.46613294592645427,0.4656466626733883,0.46070840682930375],"twin_dists":[0.08634891162659519,0.11248755286817752,0.12097267666279822,0.12485886593283939,0.13341286945608175,0.13775580680311694,0.13838920528014842,0.13971693186514458,0.14242504341296577,0.14378726699027253,0.14399959751783192,0.14819083298064664,0.1504312930916662,0.1515187827209348,0.15248308778812297,0.15393270299107178,0.15619483212254182,0.15729179569159094,0.1581174477179679,0.1582638894640413,0.1587805453616872,0.15927609642564836,0.16046563364622593,0.16057531262739566,0.1616913852943689],"n_dims_used":43,"mean_confidence":0.9357738051303598},"coverage":{"mean_confidence":0.9357738051303598,"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}}