{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700004264},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700004260","470:4700003581","470:4700003748","470:4700003573","470:4700003742","470:4700004430","470:4700004955","470:4700004606","470:4700004261","470:4700003918","470:4700003580","470:4700004087","470:4700002588","470:4700003591","470:4700004431","470:4700003745","470:4700002934","470:4700004090","470:4700003401","470:4700003575","470:4700003916","470:4700004435","470:4700002416","470:4700004436","470:4700004966"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470],"twin_sims":[0.7185464176598781,0.6903125402353145,0.68028526603412,0.6133145218951338,0.612124315921173,0.6087797365580866,0.60292232133838,0.5953171561657076,0.5741345737103194,0.5689674838446114,0.5588409825958868,0.5558375603008905,0.5509973312112701,0.5486663072753069,0.5383582806176669,0.5383153889566118,0.5184581916573537,0.5055125412258736,0.49503101371843844,0.4827564702372375,0.4822325818925417,0.47845461140828993,0.47264647646673336,0.4596134451161596,0.4498743382364769],"twin_dists":[0.1055944232656731,0.1118144405808562,0.11400036866955582,0.12842181965090751,0.128676701393241,0.12939289739764834,0.1306471384603543,0.1322758716505506,0.13681788256527364,0.13792792753157113,0.14010686257284566,0.14075413046843793,0.14179835620873635,0.1423017684570121,0.1445323905384323,0.1445416884905675,0.1488631194816831,0.15170123249601883,0.1540132765256633,0.15673897050842656,0.156855773858985,0.15769928303298875,0.15900027807116934,0.1619394227288813,0.1641550824653765],"n_dims_used":43,"mean_confidence":0.9137296454851017},"coverage":{"mean_confidence":0.9137296454851017,"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}}