{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003263},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003395","490:4900002996","490:4900003523","490:4900003127","490:4900003795","490:4900003388","490:4900002550","490:4900003120","490:4900003654","490:4900003792","490:4900003255","490:4900002992","490:4900003399","490:4900003794","490:4900003125","490:4900003254","490:4900004365","490:4900003660","490:4900004362","490:4900003392","490:4900003251","491:4910001273","490:4900002989","490:4900002092","490:4900004356"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490],"twin_sims":[0.45196138907011824,0.321166733171368,0.3176419874516272,0.30935472462055835,0.3017430576303861,0.27114343385400613,0.2624901840788711,0.22842080061419998,0.2177857520865835,0.2005409751836688,0.18091970662872137,0.17866471128657982,0.17289134321013508,0.16609306891066256,0.15768465104707363,0.14660057448755448,0.140780415149346,0.13642729656383462,0.1359636768397298,0.13221634506293062,0.1284399229480534,0.12452569079247265,0.11917436322225178,0.11601191942409096,0.10743285664182708],"twin_dists":[0.16367880481079392,0.19574415191840064,0.19669278696904496,0.19894691695834593,0.20104800734790682,0.2098272829702891,0.21241857532437133,0.22318512027799622,0.22675977536846095,0.23281512931004653,0.2401591004703204,0.24103839587402348,0.2433261484330269,0.24609121442427098,0.24962661098615593,0.25450386729046975,0.2571746999816168,0.25922657672547145,0.25944797913945505,0.261258646078181,0.26312289130663913,0.265099454336997,0.2678796364217899,0.2695677773975966,0.2743328693864159],"n_dims_used":45,"mean_confidence":0.9155442979600694},"coverage":{"mean_confidence":0.9155442979600694,"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}}