{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006653},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007138","490:4900005514","490:4900005513","490:4900006891","490:4900006534","496:4960000874","490:4900005523","490:4900006890","496:4960007338","493:4930006988","493:4930007016","470:4700003136","478:4780001760","490:4900007635","490:4900007385","470:4700004946","496:4960005419","490:4900002939","496:4960004553","478:4780005968","496:4960000787","490:4900001844","470:4700007044","487:4870002660","493:4930006916"],"twin_admin_codes":[490,490,490,490,490,496,490,490,496,493,493,470,478,490,490,470,496,490,496,478,496,490,470,487,493],"twin_sims":[0.49490458812186566,0.48180699043854935,0.4540373892485644,0.44852358360585093,0.4101184889965745,0.3575841665692256,0.3091018608003943,0.30145929511362335,0.2965758216099489,0.2901171586195685,0.28360503501434964,0.276923408981513,0.2739903143389855,0.27046367463307863,0.2702172051785998,0.26401067986842514,0.2568678339044672,0.2542528215188853,0.251616412678152,0.245888626731175,0.24325251755357796,0.24030749442691546,0.24027318469941436,0.23831199996536193,0.23806730315667873],"twin_dists":[0.15404124753659576,0.15695069082830565,0.16320585650307956,0.1644637729613632,0.1734015717537884,0.18625871737132238,0.1990162343676794,0.20112692691906495,0.2024919751278517,0.2043178270438435,0.20618348819279064,0.20812477262158044,0.20898597039300043,0.2100289700314414,0.21010217573640738,0.21195943847600857,0.2141309792212132,0.2149354998874586,0.21575193918744634,0.21754473493362236,0.21837885911301483,0.2193176703518974,0.21932865140911126,0.21995804355447127,0.2200368089660393],"n_dims_used":45,"mean_confidence":0.9112166510687933},"coverage":{"mean_confidence":0.9112166510687933,"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}}