{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005194},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006331","490:4900007434","490:4900005193","490:4900005447","490:4900006579","490:4900006197","490:4900006580","490:4900005026","490:4900007556","490:4900004773","490:4900004768","490:4900005946","490:4900002086","490:4900005188","490:4900005043","490:4900006338","490:4900004617","490:4900006946","490:4900006439","490:4900005962","490:4900005187","490:4900007418","491:4910001684","490:4900006801","490:4900004913"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490],"twin_sims":[0.01446413524277174,0.006445417469362392,0.0048107721327775585,0.0037108111207975634,0.0036939355103173684,0.0025661330419447454,0.0025007179713110814,0.001811363333893682,0.001348421851108034,0.001206300948249598,0.0007556718310255858,0.0007017353083217954,0.0005554158252025526,0.0005241191101033844,0.0005230492317255408,0.00039501754988293216,0.0003478016224726151,0.0003320213109352588,0.0002805497394868791,0.00027324653526893247,0.00022412287909323136,0.0002208306511645913,0.00018445540873315486,0.0001844500313445283,0.00012156303539716164],"twin_dists":[0.37802548635938527,0.41251808618140984,0.4243100147182959,0.43450750690050755,0.4346844126895441,0.44859765279966224,0.44956752671828676,0.46150878482632424,0.4721726394627439,0.4761347023127353,0.49242484712619156,0.494954866967115,0.5028606478515537,0.5048023211364612,0.5048705935152509,0.5141645614275914,0.5183238002180512,0.5198326383916073,0.5252699589339308,0.5261162777352386,0.5324320545188977,0.5329006580794686,0.5385675231019366,0.538568436149756,0.5514721426287418],"n_dims_used":45,"mean_confidence":0.9224149915907118},"coverage":{"mean_confidence":0.9224149915907118,"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}}