{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012886},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013140","490:4900012942","490:4900013207","490:4900012559","490:4900012885","490:4900012898","490:4900012694","490:4900012405","490:4900012488","490:4900013097","490:4900013210","490:4900012402","490:4900012941","490:4900013178","490:4900013031","490:4900012417","490:4900012410","490:4900012818","490:4900012943","490:4900012538","490:4900012486","490:4900013270","490:4900012331","490:4900012884","490:4900012275"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.48096439623319714,0.47280248335786673,0.397990501249176,0.3809955586607301,0.3778720252354458,0.3496512632599823,0.34622099754979774,0.25549419924497546,0.23499170263743438,0.2285758309283737,0.2081589813991785,0.1979028369102023,0.1935451592177721,0.19298324772706252,0.1842078843768015,0.13472844952731863,0.12777403914574423,0.11820702887977957,0.10687212882555135,0.10205248986602318,0.09963406611248123,0.0979930899916196,0.0943299139319167,0.08652084596897973,0.08567603219537633],"twin_dists":[0.15713868736042746,0.1589652647487879,0.17629734675770203,0.18042437143994638,0.18119233710446803,0.1882793996253044,0.18916057336512135,0.21455293392999258,0.2210313500008127,0.2231338381552872,0.23009809494786237,0.2337725685311787,0.23537359490686785,0.23558185912257873,0.23889072049640717,0.26004063955765416,0.2634558888009794,0.26839232651970146,0.27465443248279797,0.27747391614670464,0.278928019638381,0.2799304897591438,0.28221680779412356,0.2873350800310298,0.28791051146354213],"n_dims_used":45,"mean_confidence":0.9086027357313368},"coverage":{"mean_confidence":0.9086027357313368,"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}}