{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003780},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000076","493:4930001441","481:4810002593","493:4930001701","470:4700008570","480:4800004052","493:4930002753","496:4960004632","488:4880005585","470:4700005684","490:4900002802","474:4740002537","466:4660013956","493:4930002570","469:4690002234","488:4880000559","470:4700001721","480:4800004863","481:4810001382","493:4930001778","490:4900005803","481:4810002064","470:4700005683","488:4880004557","470:4700005547"],"twin_admin_codes":[493,493,481,493,470,480,493,496,488,470,490,474,466,493,469,488,470,480,481,493,490,481,470,488,470],"twin_sims":[0.30129349097125424,0.30059895196454983,0.23108922603224763,0.21177836530481312,0.1978965867143211,0.19227617150805898,0.18152363107700104,0.17925629811558189,0.17774529225493135,0.17726158645118958,0.16731815244756448,0.16056044757397966,0.15652910030533018,0.15027341137675032,0.14741984569281955,0.13457404591824607,0.1310754201652327,0.12898213520128476,0.12867098067509636,0.12789789972274035,0.12571265232663215,0.12484490764874709,0.12445717354318589,0.12441809271451146,0.12308773131936315],"twin_dists":[0.20117306014517408,0.2013664693292341,0.22230562409971305,0.22883095951480206,0.23377484730117995,0.2358445271723968,0.23992492935934454,0.2408069594518356,0.24139916647237392,0.2415895001076248,0.24558700128066727,0.24840238580926685,0.25012311288254224,0.2528585827420266,0.2541342518544143,0.2601150084789669,0.2618175860858245,0.2628527031538,0.26300764837674906,0.26339384891609624,0.2644951577076853,0.26493650854401707,0.2651344706684159,0.2651544498254365,0.26583743015757805],"n_dims_used":45,"mean_confidence":0.924261728922526},"coverage":{"mean_confidence":0.924261728922526,"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}}