{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001938},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001755","487:4870001848","466:4660013232","487:4870001281","490:4900003863","487:4870000768","466:4660005246","487:4870000756","490:4900003721","490:4900004294","487:4870012555","494:4940004664","466:4660007796","487:4870002282","494:4940005033","466:4660013481","490:4900002321","496:4960004502","466:4660013314","490:4900002728","466:4660007010","466:4660012885","466:4660013234","490:4900002743","490:4900003598"],"twin_admin_codes":[487,487,466,487,490,487,466,487,490,490,487,494,466,487,494,466,490,496,466,490,466,466,466,490,490],"twin_sims":[0.3920872587498256,0.2764448738658918,0.23902239197450026,0.21178561522378325,0.21096263125126985,0.19764268110114727,0.1973885127242279,0.19402951994153025,0.19082723082249345,0.18212552893514217,0.1766996256603929,0.17160087393796156,0.17153306642618588,0.16947464251369257,0.16375634258222044,0.1633804225936397,0.16034668922924294,0.15955263068135028,0.15856667062574248,0.15811320735473688,0.14940514883142486,0.14779948089155193,0.14673393474615556,0.1457779036315459,0.1441237203021835],"twin_dists":[0.17772134796022576,0.20826489496657632,0.21972967357552312,0.22882843615353504,0.22911525369956412,0.23386746130169525,0.23396025359780215,0.2351944109853951,0.23638489726995196,0.23969209144402215,0.2418110906461778,0.24384494424029093,0.24387228142109302,0.24470586575049327,0.24706044384693995,0.2472173004778156,0.2484928312404535,0.24882958290475463,0.24924941935514658,0.24944314928952854,0.2532448296598132,0.2539634933500319,0.25444359772941333,0.2548765569043467,0.255630682156933],"n_dims_used":43,"mean_confidence":0.908767256625863},"coverage":{"mean_confidence":0.908767256625863,"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}}