{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004856},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004106","484:4840004504","475:4750003153","493:4930000348","480:4800004422","489:4890002756","480:4800004857","481:4810003372","493:4930000542","480:4800004704","467:4670002306","479:4790003786","474:4740001285","496:4960004757","496:4960005063","496:4960004299","477:4770000206","489:4890002812","493:4930000463","500:5000009881","493:4930000218","470:4700002557","478:4780005617","498:4980000808","468:4680001948"],"twin_admin_codes":[480,484,475,493,480,489,480,481,493,480,467,479,474,496,496,496,477,489,493,500,493,470,478,498,468],"twin_sims":[0.015621850959624334,0.01167135637619466,0.00511324927117038,0.0050437053989661786,0.004846204463768608,0.004061823684353646,0.002866260646887446,0.002377453006123123,0.0019287332267473034,0.0018226591127842907,0.001729681561554364,0.0017168024166294693,0.0016943572699169849,0.0011698538576785517,0.0011036611052039468,0.0010266428423016498,0.0010163306099588683,0.0009714059155342548,0.0009695626018578465,0.000818272898099888,0.0007981678664244393,0.0007967754011518507,0.000767125037752058,0.0007157528776471573,0.0006524353988226283],"twin_dists":[0.37457408161994044,0.3874797269686295,0.421879044266142,0.42242619922330227,0.4240182019669994,0.43098465454725354,0.4444192996793228,0.4514600650799322,0.4592084134948114,0.4612815187379917,0.4631921454132206,0.4634642286303249,0.46394292915761776,0.4772203157854001,0.4792745993862196,0.4818137347390746,0.48216702606285794,0.48374598176159667,0.4838122051619043,0.4896910494813893,0.4905471867613357,0.4906072224597392,0.49190931178703723,0.4942803769518446,0.4974311013891615],"n_dims_used":43,"mean_confidence":0.9073945866074673},"coverage":{"mean_confidence":0.9073945866074673,"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}}