{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002174},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002491","470:4700006353","480:4800002299","480:4800002452","470:4700004893","480:4800002298","480:4800002110","466:4660004888","470:4700005795","470:4700006352","480:4800002547","470:4700006216","470:4700006625","493:4930005213","480:4800002437","470:4700005935","480:4800002311","493:4930004814","493:4930001421","480:4800001887","480:4800002175","480:4800002396","480:4800002163","496:4960010059","470:4700006620"],"twin_admin_codes":[480,470,480,480,470,480,480,466,470,470,480,470,470,493,480,470,480,493,493,480,480,480,480,496,470],"twin_sims":[0.24075295669795996,0.23934179945912892,0.2378490690176599,0.20214151680931144,0.2010040177748886,0.18377093140982745,0.17558280750002547,0.16842431885447048,0.16620691668088497,0.16052919174362346,0.15430037794628285,0.1527476562107847,0.15258729447115493,0.1522718849538338,0.15218282405475114,0.14891916524266938,0.14360983869249141,0.14345428605838512,0.14315898824973552,0.1427731401791973,0.14258123610368076,0.14138265412919748,0.14106099263596067,0.1400498728266516,0.1351756163484214],"twin_dists":[0.21917518948318038,0.21962713747173104,0.2201071008302231,0.23223848079708562,0.23264797817253927,0.2390583452474547,0.24225296397064125,0.2451340111054175,0.24604424478233697,0.24841560531200943,0.2510883364423215,0.25176684568312,0.25183720842351104,0.2519757608107564,0.2520149214315707,0.25346174211188877,0.25586626174627436,0.2559376953459612,0.2560734617565268,0.2562511734819292,0.25633969249162536,0.2568945727119537,0.2570440805125715,0.2575157075553962,0.25982562067828907],"n_dims_used":43,"mean_confidence":0.921375363372093},"coverage":{"mean_confidence":0.921375363372093,"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}}