{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002582},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001221","493:4930000490","493:4930002239","493:4930003087","493:4930002243","493:4930000572","493:4930000278","493:4930001597","493:4930002404","493:4930000099","493:4930000004","493:4930002077","493:4930000370","493:4930000965","493:4930001093","493:4930000574","493:4930003610","493:4930000875","496:4960006173","493:4930001195","469:4690005387","493:4930001315","470:4700005081","493:4930000498","487:4870003316"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,496,493,469,493,470,493,487],"twin_sims":[0.6196878636431767,0.5516027464733622,0.5515982084853982,0.5479291673135951,0.5212200076344616,0.4865396368400755,0.4835290465230632,0.47938403840024363,0.45488030221780995,0.4401255824487498,0.42962440950811537,0.42237740913062527,0.4128765313764644,0.40734214080743036,0.40616927693058125,0.4048938089118822,0.40056476758996085,0.38817949835723947,0.38392934781259863,0.38090296748225994,0.376670421915872,0.3750565817584713,0.3728762064679452,0.36171814417927695,0.35888444278849324],"twin_dists":[0.1270567324488518,0.14166766629731226,0.14166864581922797,0.1424610362616098,0.14825990995636196,0.15589666350752535,0.1565667934457193,0.15749157316318077,0.16301405344647693,0.16639098200355393,0.16882123966642973,0.17051249385144673,0.17274836784183834,0.1740610619319498,0.17434025983262258,0.17464429007025106,0.17567941046797395,0.17866948173264488,0.1797058158330091,0.18044709244941204,0.18148858875468568,0.18188720291860067,0.18242708807282543,0.18521485990503908,0.1859297265904245],"n_dims_used":45,"mean_confidence":0.9202609592013888},"coverage":{"mean_confidence":0.9202609592013888,"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}}