{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001291},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004025","490:4900000710","490:4900004288","490:4900002910","490:4900003065","490:4900001557","490:4900000771","490:4900002905","490:4900000409","490:4900003349","490:4900002336","490:4900002181","490:4900000675","490:4900000825","496:4960008368","487:4870006431","490:4900000490","490:4900000891","490:4900003332","490:4900000678","490:4900000674","490:4900000682","490:4900001558","490:4900001200","496:4960008964"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,487,490,490,490,490,490,490,490,490,496],"twin_sims":[0.6793225317144861,0.6733602048360464,0.6041811300865156,0.5395535750844377,0.5143456088558099,0.4577720121717318,0.45669615819803555,0.4565889766725311,0.44235528830685444,0.4387718034594473,0.4366765518833401,0.42426014845123305,0.4185578671611926,0.412988090865852,0.41246525530141875,0.4060048350313322,0.4059426093268288,0.4022027267470879,0.3991461170122489,0.3853372093084972,0.37192805369662907,0.3677608367756801,0.3672925608801599,0.36053709182112614,0.3551085322615496],"twin_dists":[0.11420971518319827,0.11550433654508911,0.13037758714599662,0.14427333449755972,0.14976278139179802,0.16235703199206863,0.16260129907324872,0.16262564547093258,0.16587793025416084,0.16670297932419564,0.16718660715346034,0.1700719630921686,0.17140875237271794,0.17272198664126084,0.1728456517733747,0.17437943352938962,0.1743942589105647,0.17528716691385457,0.17601972404173633,0.1793619295502102,0.18266234630008382,0.18369987139749255,0.18381682499412005,0.18551245922342385,0.18688679798227317],"n_dims_used":45,"mean_confidence":0.912847391764323},"coverage":{"mean_confidence":0.912847391764323,"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}}