{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000594},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000816","496:4960008365","490:4900001606","490:4900000784","490:4900000605","490:4900000135","490:4900000696","496:4960008579","494:4940007721","490:4900000818","490:4900000801","490:4900000812","490:4900000410","496:4960007906","480:4800004705","490:4900000766","494:4940008320","496:4960007783","490:4900002938","496:4960008258","490:4900000780","494:4940008620","490:4900000080","496:4960006371","490:4900001284"],"twin_admin_codes":[490,496,490,490,490,490,490,496,494,490,490,490,490,496,480,490,494,496,490,496,490,494,490,496,490],"twin_sims":[0.44488504510046395,0.3491711879006195,0.3246971004261234,0.32454664800678806,0.3155184456514086,0.3016540033940215,0.3006115994447272,0.29763423747501283,0.28848638344344646,0.2839820429578162,0.2808634693989513,0.27460069047259583,0.2680369139530147,0.26608072631685764,0.26385282691237777,0.2591104512624759,0.2523990725325679,0.2518727829557521,0.24523472569934002,0.2432515236583302,0.24238165325410357,0.23763174344845708,0.2326395991588281,0.22281379759096692,0.2223964687207207],"twin_dists":[0.16529704702260012,0.18840244792772343,0.19479982801839552,0.19483995493578601,0.19726717353439616,0.2010727703084925,0.20136294503835026,0.20219501014157132,0.20478265457917383,0.20607478147763772,0.2069766314453176,0.20880629180247356,0.21075156635559858,0.21133700262238947,0.21200702755173315,0.21344514250861113,0.21550900027328232,0.21567230845894686,0.21775110412486345,0.21837917470135065,0.21865570215710228,0.22017714184032972,0.22179770164161022,0.22505557479892713,0.22519603904481197],"n_dims_used":45,"mean_confidence":0.916561041937934},"coverage":{"mean_confidence":0.916561041937934,"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}}