{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009285},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009284","490:4900008739","490:4900008738","490:4900008407","490:4900010094","490:4900011355","490:4900009697","490:4900008070","490:4900008961","490:4900011487","490:4900009591","490:4900008740","490:4900010110","490:4900007955","490:4900007840","490:4900009816","490:4900008747","490:4900012014","490:4900008187","490:4900011749","490:4900008629","490:4900009178","490:4900011877","490:4900010559","490:4900008416"],"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":[0.711018528704034,0.6056741081896182,0.5368780457538185,0.48745314399207457,0.47929654017997003,0.4685601928734006,0.45408838328517037,0.43558706659625196,0.4335554718185721,0.4332063256844881,0.3916794764068543,0.3570450937548525,0.35577772518385775,0.34526908897277686,0.343374632960799,0.3360038780928492,0.3309736574712527,0.31649001861170833,0.30421650472927353,0.30419030232731353,0.3029004151477408,0.30270747626384154,0.3027066071467206,0.2997434142858702,0.2903098307911947],"twin_dists":[0.10726355677095102,0.13005789808576204,0.1448533554245999,0.15569357741770778,0.15751112190025465,0.15991876602877955,0.16319424921445688,0.16743844620030413,0.1679087298746327,0.16798964082194118,0.17782008022515916,0.1863952915523022,0.18671679834918042,0.18940591715557017,0.18989526144001928,0.19181301724938102,0.1931348903987559,0.19700410711901362,0.20036191753269708,0.20036916859589976,0.20072657178307812,0.20078010744296693,0.20078034864586997,0.20160507114833368,0.20426301183191142],"n_dims_used":45,"mean_confidence":0.9200780232747395},"coverage":{"mean_confidence":0.9200780232747395,"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}}