{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001960},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001666","490:4900008088","490:4900010097","490:4900009493","490:4900008085","490:4900003425","490:4900008630","490:4900001804","490:4900009191","490:4900001530","490:4900002272","490:4900009192","490:4900010101","490:4900008301","490:4900008855","490:4900002424","490:4900010371","490:4900008976","490:4900008065","490:4900002566","490:4900009895","490:4900009079","490:4900008637","490:4900008518","490:4900010197"],"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":[0.4039019510926161,0.2794883353897716,0.2651323511610813,0.2582725533919951,0.24525040608891568,0.23571252519266456,0.1995153468382833,0.19665228758075443,0.18948688172736577,0.17733015061523352,0.1749917878158682,0.17010677212074923,0.16724219331428195,0.16035637519376117,0.1540271748759241,0.15047307635985177,0.1463512829195495,0.14099673575250718,0.1373065687417305,0.13524483695362916,0.131033653402391,0.1236848224778536,0.11959235451864422,0.1195141715323017,0.11196440614704287],"twin_dists":[0.17488101273241755,0.20737622866919023,0.21162179049881966,0.21370094840750123,0.21774615129667463,0.22079750169952994,0.23318631416700225,0.23422950361121792,0.23688732540403373,0.2415624983221254,0.24248761378933098,0.24444910778232776,0.24561818660624002,0.24848873102034877,0.25120735689084056,0.2527699942156062,0.25461663857628186,0.25707397743514376,0.25880822164761963,0.2597923838664915,0.2618381171098079,0.26553020468738764,0.2676590845745149,0.26770029272381235,0.27178074419619974],"n_dims_used":45,"mean_confidence":0.9175960964626736},"coverage":{"mean_confidence":0.9175960964626736,"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}}