{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000178},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950000769","495:4950000630","480:4800000120","495:4950000813","495:4950000130","495:4950000629","495:4950000678","490:4900007035","495:4950000524","495:4950000631","495:4950000768","480:4800000210","495:4950000490","491:4910002911","495:4950000278","495:4950000376","495:4950000532","490:4900007033","495:4950000765","495:4950000148","491:4910003059","491:4910003475","495:4950000628","480:4800000154","480:4800000146"],"twin_admin_codes":[495,495,480,495,495,495,495,490,495,495,495,480,495,491,495,495,495,490,495,495,491,491,495,480,480],"twin_sims":[0.2564273536668108,0.19493304936921904,0.17720253915281103,0.16051141249780787,0.14843961441263578,0.13662558204752673,0.1319860915744506,0.10310192643441551,0.08291175588312405,0.07915846655037939,0.07915591410971205,0.06678960881591031,0.06373960322552427,0.06221578216224855,0.062092676345989306,0.058509548138761594,0.058005053082433866,0.0565135363550187,0.056351037331493437,0.053605028099202694,0.05113663918325127,0.05104198222543614,0.050822945465672224,0.04980555033089546,0.049540696587690114],"twin_dists":[0.21426613060410257,0.23486098924815152,0.24161275993432654,0.2484231257928726,0.253676295686907,0.2591320571886106,0.2613711539796907,0.2768512974446701,0.28982552782137505,0.29250915081023365,0.29251101020729314,0.30214778305801504,0.30474594973860425,0.3060823205329956,0.3061914495044835,0.30944843480331774,0.3099201043292103,0.3113346424641099,0.3114906102406264,0.3141842041677484,0.31670495050720887,0.3168036120318094,0.31703250038723874,0.31810654506101926,0.3183891422888494],"n_dims_used":42,"mean_confidence":0.892676035563151},"coverage":{"mean_confidence":0.892676035563151,"n_dims_used":42,"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}}