{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710001069},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["484:4840006007","498:4980001953","471:4710001021","484:4840004852","471:4710003489","484:4840003443","471:4710002815","471:4710001400","471:4710001038","484:4840006821","500:5000008684","484:4840005159","471:4710001611","471:4710002692","500:5000006583","484:4840003134","468:4680005035","484:4840005467","498:4980002509","471:4710002070","498:4980002641","471:4710002066","471:4710002238","484:4840004500","471:4710001912"],"twin_admin_codes":[484,498,471,484,471,484,471,471,471,484,500,484,471,471,500,484,468,484,498,471,498,471,471,484,471],"twin_sims":[0.006529908571009858,0.0028621412822846504,0.002781065860061964,0.0021284175000264786,0.002039097250663767,0.0013159256042466338,0.0012679028245597848,0.0011155535179750643,0.0010682114996486312,0.0009674941230237006,0.0009519802968871146,0.0009391932148649446,0.0009388414828595609,0.0009332567978198556,0.0008066918468292234,0.0007897768635939885,0.0007579028443784814,0.000751908717195983,0.0007255186578964166,0.0006902331934198418,0.0006305911087066957,0.000623608575346413,0.0005627209681926552,0.000550083456634029,0.0005465010088297748],"twin_dists":[0.4119852249658156,0.44447388236915214,0.445563045089887,0.4555754338685516,0.45715996975512885,0.47304328331186246,0.4743670249037393,0.4788972539507966,0.48042219603246744,0.4838866571605347,0.4844498115110036,0.4849204253514143,0.4849334543086184,0.48514093322655655,0.4901817871095477,0.49091044766045133,0.4923238565390117,0.4925958211262718,0.49381770261325214,0.49551775677618487,0.4985845169603998,0.49896106964773285,0.5024221581571099,0.5031841338100377,0.5034031093413481],"n_dims_used":45,"mean_confidence":0.9248728434244792},"coverage":{"mean_confidence":0.9248728434244792,"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}}