{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001844},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940007813","494:4940007916","487:4870006594","494:4940007611","487:4870001480","487:4870001856","494:4940006966","494:4940007797","494:4940007596","494:4940007512","490:4900003190","490:4900005514","487:4870001128","490:4900002939","494:4940007176","490:4900003748","494:4940007514","494:4940007388","487:4870002379","487:4870001201","494:4940007372","466:4660014149","496:4960006624","490:4900002607","494:4940008096"],"twin_admin_codes":[494,494,487,494,487,487,494,494,494,494,490,490,487,490,494,490,494,494,487,487,494,466,496,490,494],"twin_sims":[0.4512615007303061,0.3847618636349682,0.37221135005329375,0.35348127439637816,0.3330914764144833,0.3119829179360521,0.299012227963583,0.29870536958657057,0.29626079805103106,0.28954851001153775,0.28485251124137345,0.2785125319204939,0.2774114111711672,0.2761050373047163,0.2743887177831257,0.27306295445190004,0.27245837324566163,0.2657368739814096,0.2604815511424025,0.2602589789725771,0.25935933441135917,0.2589276770154078,0.25835216702713165,0.25404583912581896,0.24235304217431555],"twin_dists":[0.1638384322078876,0.1795023918364406,0.18259202304384453,0.187300874355035,0.1925770316566861,0.19822836578743244,0.20180930840339295,0.20189510818108217,0.20258048322829844,0.2044797341563479,0.205824121862415,0.20766051047656886,0.20798203035422527,0.20836449429802967,0.2088686631626604,0.2092594315290172,0.20943801878054077,0.21144018498575629,0.21302767375760648,0.2130953478112031,0.21336926017274954,0.21350089804384545,0.21367662030517634,0.214999402622014,0.21866480837378585],"n_dims_used":45,"mean_confidence":0.9170650058322483},"coverage":{"mean_confidence":0.9170650058322483,"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}}