{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008763},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003309","470:4700003306","490:4900008321","490:4900008320","494:4940002116","496:4960004058","493:4930007132","493:4930006269","490:4900003052","494:4940003592","466:4660001071","481:4810000042","496:4960009875","493:4930006787","494:4940008795","496:4960001635","466:4660000275","466:4660002743","466:4660014027","493:4930004067","488:4880004083","480:4800005214","466:4660000508","470:4700004022","490:4900005130"],"twin_admin_codes":[470,470,490,490,494,496,493,493,490,494,466,481,496,493,494,496,466,466,466,493,488,480,466,470,490],"twin_sims":[0.28137795863119863,0.2808500400424465,0.27931185152939075,0.22704491774304864,0.22584974385233103,0.2154652737004311,0.21144053735047683,0.21027773767024183,0.19743457596342387,0.190638806408121,0.18711791360550864,0.18208263528865892,0.18134405267966142,0.18045057555327165,0.1789144865747738,0.1779460253792589,0.1748853828340416,0.17243836456594897,0.1716449944688796,0.17107403044781572,0.1707762009684251,0.1679715431886817,0.16694161419483128,0.1631608378980983,0.16234506255093556],"twin_dists":[0.2068274322432458,0.20698052810626913,0.2074275991221117,0.22364125798032616,0.2240389754503394,0.22755518843846842,0.2289486067970492,0.22935452491990307,0.23394343060908387,0.23645537867499608,0.2377814460484868,0.239708666395306,0.23999450307253203,0.24034138753908135,0.2409406143387964,0.24132028796066093,0.24252991926813416,0.24350793874712176,0.24382716082449835,0.2440575496474372,0.24417794514560626,0.24531916925148053,0.24574169074599386,0.24730904545948887,0.24765067109283334],"n_dims_used":45,"mean_confidence":0.917496829562717},"coverage":{"mean_confidence":0.917496829562717,"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}}