{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001328},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001326","500:5000001327","477:4770002818","500:5000001378","500:5000001549","477:4770003130","477:4770003051","500:5000001781","477:4770002817","477:4770002541","500:5000006412","500:5000001276","468:4680006775","468:4680006632","470:4700007446","500:5000001907","500:5000001906","468:4680006629","470:4700007267","467:4670000589","500:5000001374","500:5000011536","477:4770002468","496:4960004478","470:4700007356"],"twin_admin_codes":[500,500,477,500,500,477,477,500,477,477,500,500,468,468,470,500,500,468,470,467,500,500,477,496,470],"twin_sims":[0.9354198634649104,0.7411851453482714,0.6183199265289562,0.5068364991726042,0.46563391048669717,0.42261071005582135,0.41582218299297347,0.410263620308633,0.40134273373467305,0.39332753145204347,0.3740548009350984,0.34846273849663734,0.345225054335759,0.33907782599484554,0.3234006357241854,0.3063246943713055,0.3032948674686811,0.30182283896078305,0.2906956232932281,0.2742330480870389,0.2697682215451944,0.26300923575946844,0.25066527642526026,0.24325378007501847,0.22891542778546337],"twin_dists":[0.04745657080510874,0.10051728655762553,0.12734976941491463,0.15141012751728924,0.16057818935764556,0.17045786061458768,0.17205282245819117,0.17336715160770208,0.17549301994434352,0.17742134656873626,0.18213506284233402,0.18858419319849648,0.18941727525185614,0.19101050395380742,0.19514594605963442,0.1997796931439582,0.20061718289722802,0.20102582648403533,0.20415331900685396,0.20891448661641607,0.2102356377871667,0.21226165321293064,0.21604782299115996,0.2183784582298766,0.22302158399387575],"n_dims_used":44,"mean_confidence":0.9211502942171964},"coverage":{"mean_confidence":0.9211502942171964,"n_dims_used":44,"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}}