{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700005006},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001341","496:4960004863","468:4680005161","472:4720007253","496:4960010159","468:4680004943","489:4890001819","478:4780002651","470:4700004136","468:4680001454","467:4670000872","468:4680006910","472:4720007051","478:4780005541","496:4960006730","472:4720001481","468:4680000957","500:5000001371","500:5000002215","467:4670000330","500:5000001866","467:4670000285","472:4720007378","470:4700004138","467:4670003972"],"twin_admin_codes":[489,496,468,472,496,468,489,478,470,468,467,468,472,478,496,472,468,500,500,467,500,467,472,470,467],"twin_sims":[0.6398301466602921,0.6387720350877978,0.5823867232067659,0.5724573139469439,0.5628141521123179,0.5348843544697446,0.5223555037253769,0.5223355745937617,0.4987075006855201,0.49088982209991333,0.4775767686870462,0.47498438878052424,0.46926172558022594,0.4621266791205103,0.4605956042510579,0.4605913572076914,0.4587352920692461,0.4516544247727049,0.4459436874302633,0.44520904022295177,0.4450770055453537,0.4439789409785366,0.43963023691200714,0.43591822601687924,0.4310235208192998],"twin_dists":[0.12273689234050232,0.12296413864374199,0.13504705896997285,0.13717809215821347,0.13925135117317025,0.14528593005024884,0.14801212270284456,0.1480164705524356,0.15320076503424138,0.1549305819316847,0.1578955840002567,0.15847597023822935,0.15976088850279963,0.1613704201072784,0.161716928333582,0.16171789007833615,0.16213849966555516,0.16374880455396082,0.16505433751131132,0.16522274292027433,0.1652530208735705,0.16550496042876486,0.1665050976394584,0.1673618708611317,0.1684960803784398],"n_dims_used":43,"mean_confidence":0.9117268407067587},"coverage":{"mean_confidence":0.9117268407067587,"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}}