{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002251},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930002589","493:4930002588","496:4960007516","493:4930002590","496:4960012432","493:4930001761","493:4930000672","493:4930001606","493:4930004720","493:4930003976","493:4930004290","493:4930000581","493:4930000586","493:4930002087","493:4930003977","493:4930003969","493:4930002252","493:4930001090","493:4930003455","472:4720000519","496:4960000578","496:4960006164","493:4930003970","493:4930005685","493:4930003618"],"twin_admin_codes":[493,493,496,493,496,493,493,493,493,493,493,493,493,493,493,493,493,493,493,472,496,496,493,493,493],"twin_sims":[0.514369663616458,0.5002676936893268,0.46391666874499016,0.4380206737807485,0.34671156542880033,0.3413058029627778,0.3295516742239321,0.31111198585953864,0.3073803239707747,0.2880294672594552,0.2833545377144026,0.28317523727867044,0.28218631209578204,0.2773822489314669,0.26350417155555766,0.2625750122273887,0.25692860023171565,0.25274207686681854,0.25138606355598675,0.24423129443281855,0.243998760482568,0.24395277056377895,0.2437533657233324,0.242668566234942,0.23127890934409642],"twin_dists":[0.14975751410118318,0.15285647138964886,0.16096582718959626,0.16687625072846343,0.18903427425632258,0.19043129162235026,0.19351055515934132,0.1984660946526174,0.19948902682610417,0.20491317291340091,0.2062557649529218,0.20630752274288428,0.20659334727178652,0.20799055609962203,0.21211220228302546,0.2123929164153605,0.2141123459551465,0.2154026823851066,0.21582353166621795,0.21806847468418886,0.21814214174524657,0.21815671677888518,0.2182199322940112,0.2185644231132963,0.22224336120443586],"n_dims_used":45,"mean_confidence":0.9249398125542535},"coverage":{"mean_confidence":0.9249398125542535,"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}}