{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001743},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000004110","500:5000004807","500:5000002478","500:5000006533","484:4840007721","500:5000003039","500:5000001840","484:4840001896","500:5000003220","500:5000001966","475:4750010976","500:5000001422","500:5000001541","500:5000002105","475:4750011176","500:5000004820","473:4730003954","500:5000002072","475:4750011993","500:5000004101","500:5000001953","500:5000004560","475:4750010127","500:5000002433","500:5000001760"],"twin_admin_codes":[500,500,500,500,484,500,500,484,500,500,475,500,500,500,475,500,473,500,475,500,500,500,475,500,500],"twin_sims":[0.38664394687459536,0.34808114575922133,0.33533073533752844,0.3220581306515134,0.31848973106886896,0.3109291640483877,0.3078719491595492,0.301194025653339,0.2724907189665746,0.2696889912862061,0.2547241344904734,0.251083020968957,0.24669498382245209,0.2420084224939052,0.2419554064877524,0.24079185525320604,0.2352778960906884,0.23397113757729732,0.23290492372762583,0.2287837122719629,0.2280508339374,0.2250948924233363,0.22460351024173353,0.22168309634532687,0.22159199975266067],"twin_dists":[0.17904327841975698,0.1886821672937567,0.19198928318562838,0.19550517115680804,0.19646409045677132,0.19851604581725982,0.1993538547980118,0.20120074240958016,0.20942845800809237,0.21025920352738584,0.21479011212873886,0.21591778103437678,0.21729073678040492,0.21877454722140433,0.21879143833313636,0.21916275592646067,0.2209384473863979,0.2213632450860019,0.22171100109611167,0.22306510964328993,0.22330759380234871,0.22429088734680294,0.22445517512818192,0.22543655337459345,0.22546730389993755],"n_dims_used":45,"mean_confidence":0.9188735961914063},"coverage":{"mean_confidence":0.9188735961914063,"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}}