{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790001752},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790000661","496:4960005618","470:4700003629","496:4960003079","472:4720006141","479:4790001138","472:4720005538","499:4990000273","472:4720004656","479:4790000731","488:4880000567","470:4700001209","479:4790001684","489:4890002814","496:4960007862","470:4700001479","469:4690006838","467:4670004395","478:4780005465","489:4890004242","499:4990000187","466:4660000788","489:4890001090","496:4960005753","469:4690005263"],"twin_admin_codes":[479,496,470,496,472,479,472,499,472,479,488,470,479,489,496,470,469,467,478,489,499,466,489,496,469],"twin_sims":[0.16644376053673532,0.152709371231729,0.15162081724575263,0.13264228369802222,0.13037896902075882,0.1256467009431783,0.11900823840390079,0.11683586676612573,0.11570386446116111,0.11476335667653535,0.11466753675099166,0.11202273041576144,0.10560340624745725,0.10061744726137915,0.09808450733735243,0.09356054230752145,0.08827429631781625,0.08779312419153411,0.08548941678591726,0.07901780307376194,0.07894384256194295,0.0782451278372136,0.07781430967474758,0.07763948530564019,0.07592921552769555],"twin_dists":[0.24594660553077755,0.2517836392504594,0.2522624283366836,0.2610509094896458,0.26216058301920053,0.26452862043701736,0.26796745600262833,0.2691245812006632,0.269734098976912,0.2702440015187125,0.270296131035321,0.2717484212406626,0.27538687791371846,0.27833345616408356,0.27987429811526804,0.2827058569973742,0.28615486658921485,0.28647686580473475,0.2880382304372665,0.29261169291959443,0.2926656681180797,0.29317759381605196,0.2934950742007648,0.2936243097785187,0.2949011081685084],"n_dims_used":45,"mean_confidence":0.9231772528754341},"coverage":{"mean_confidence":0.9231772528754341,"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}}