{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004092},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004232","490:4900004091","490:4900003671","490:4900004508","490:4900006817","490:4900006574","490:4900004234","490:4900001380","490:4900004230","490:4900006088","490:4900003812","490:4900004367","490:4900004369","490:4900003262","490:4900003535","476:4760004057","490:4900001251","490:4900003522","476:4760004058","490:4900001253","490:4900006939","490:4900004227","490:4900007208","490:4900007316","490:4900006943"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,476,490,490,476,490,490,490,490,490,490],"twin_sims":[0.1509003286889319,0.09607486944751806,0.038185163729672164,0.03025455522330218,0.02082237379337336,0.016754954298074536,0.009464602473485238,0.006462882051165037,0.004640050675995159,0.004010485967337313,0.003965559347100426,0.0035705263927968077,0.0029398869244297832,0.002880089008693234,0.0022126247001172787,0.0015788030861051535,0.0014064642972519972,0.001330833990354941,0.0011860155278730564,0.0010959926201672514,0.001073640618671693,0.0010589751828871316,0.0006968927385695401,0.000661006670820226,0.0006513751431473687],"twin_dists":[0.25258071862684667,0.28111917048932356,0.3318951720592576,0.34352273364126296,0.3614025554806239,0.37140748665314477,0.39649796110280794,0.4124074282954898,0.42574394132611826,0.431482173783522,0.43192233735712415,0.43600094651416965,0.4434556394419516,0.4442365933543651,0.4541365907346492,0.4665039611905812,0.4706647232029498,0.472641416584898,0.4767351150579467,0.47951992288774214,0.48024417311783885,0.48072699452987827,0.4951907974089083,0.4969883309679197,0.4974862477543978],"n_dims_used":45,"mean_confidence":0.9196251763237847},"coverage":{"mean_confidence":0.9196251763237847,"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}}