{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001307},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660013489","487:4870000847","487:4870001486","487:4870001390","487:4870000768","487:4870000927","466:4660013234","487:4870000481","466:4660013232","466:4660013118","487:4870000762","466:4660013481","487:4870001951","490:4900003461","466:4660013759","466:4660013403","466:4660013755","490:4900003050","490:4900002899","466:4660013486","490:4900002904","466:4660013749","487:4870001959","487:4870000480","494:4940006221"],"twin_admin_codes":[466,487,487,487,487,487,466,487,466,466,487,466,487,490,466,466,466,490,490,466,490,466,487,487,494],"twin_sims":[0.7286579256206734,0.6260359314132454,0.5937631837736098,0.5801366142574398,0.4935254640493552,0.4785884880593352,0.45833539809656504,0.44372774320488056,0.4239408416351784,0.38446718924661233,0.3690137158372125,0.3636122827992988,0.3444000731453991,0.2931855931125822,0.26909654565315216,0.26623438489126905,0.2613527621761788,0.257026247943862,0.2562279947813647,0.24816958248098037,0.2359878432375201,0.2306439422971014,0.22570802754947136,0.224095852680923,0.22186099187922664],"twin_dists":[0.1033381343967663,0.1256964326479396,0.1326087482671759,0.1355296948563373,0.15434650636950906,0.15766935607830565,0.16222920068202681,0.16556262875210287,0.17014661812471873,0.17957437105303692,0.18338732579118786,0.18473860722568847,0.1896302093640249,0.20344741615469653,0.2104355526622451,0.211290919965188,0.21276312693655974,0.21408240928787056,0.21432734763353556,0.2168276223725746,0.22070830685094042,0.22245191935947833,0.22408622686567384,0.22462515568236918,0.22537652736850813],"n_dims_used":43,"mean_confidence":0.9104349003281704},"coverage":{"mean_confidence":0.9104349003281704,"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}}