{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009116},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009622","490:4900010307","490:4900009823","490:4900010303","490:4900010910","490:4900010221","490:4900010305","490:4900010304","490:4900009928","490:4900008008","490:4900011139","490:4900010028","490:4900009621","491:4910003839","490:4900008118","490:4900011361","490:4900010841","490:4900010306","490:4900012158","490:4900012159","490:4900010482","490:4900008789","490:4900011140","490:4900010392","490:4900007885"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.07315216643208788,0.07058521266198751,0.06179192635149664,0.06129887835591645,0.05317063419581913,0.05215852636107331,0.04681481508939598,0.045989208007631455,0.04547005671368988,0.03857039587278703,0.036439835611726104,0.0359535883843705,0.03436376862616506,0.028159028339455095,0.027852070343514473,0.027239732360132694,0.025814543030845558,0.02552001731304443,0.024429893653106594,0.023986133827955104,0.023343608625504608,0.021814004581555343,0.021590017525214625,0.021338213793105413,0.020718453213354224],"twin_dists":[0.29702460133567776,0.2990462435865122,0.30645880198405046,0.30689941711168445,0.3146207256178345,0.31564938715396834,0.32137339218639577,0.3223059079973883,0.3228994898175663,0.33138463505134635,0.33426437018424676,0.33494156317106877,0.3372114223765472,0.3470292598936959,0.3475615983336342,0.34863879628749644,0.3512290857068599,0.3517797222865049,0.35386676104867615,0.3547394785836315,0.3560282108843817,0.3592246197075337,0.359708921124397,0.3602586124947259,0.3616359945591259],"n_dims_used":44,"mean_confidence":0.8864280527288263},"coverage":{"mean_confidence":0.8864280527288263,"n_dims_used":44,"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}}