{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012402},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013140","490:4900012694","490:4900013207","490:4900012886","490:4900012488","490:4900013097","490:4900012942","490:4900012898","490:4900012410","487:4870000823","490:4900012559","490:4900012405","490:4900012885","487:4870001171","490:4900000600","490:4900013031","490:4900012888","490:4900012275","490:4900013210","490:4900012992","490:4900013270","490:4900012889","490:4900013178","490:4900000435","490:4900013096"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,487,490,490,490,487,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.48102218592085283,0.27532541431885627,0.2306866335293334,0.1979028369102023,0.18231586685778892,0.1460281535910276,0.13993300211816975,0.1380446594854414,0.12259171253576846,0.11535088878875333,0.09666281116967519,0.09331303152950716,0.08285779057680061,0.06879057068296147,0.06732277622673649,0.0570031957547374,0.05660828746701284,0.05266072994332416,0.051982217890007495,0.048661094912417185,0.047102271441975395,0.045662917303471384,0.044758227504287304,0.041699755587981426,0.040869514260327],"twin_dists":[0.15712579021126175,0.20859326994765687,0.22243788535268813,0.2337725685311787,0.2396185743632499,0.2547630233187284,0.2575703842300444,0.2584585850750439,0.2660935140845014,0.2699250923550169,0.28075286851285414,0.2828638609725522,0.2898634176444802,0.30049535862643584,0.3017035870764606,0.31086689276759294,0.3112438705331038,0.3151369182915849,0.3158302716045554,0.3193368007636578,0.32105194200158016,0.32267831907006883,0.32372267815837463,0.32738985861289527,0.3284243512447977],"n_dims_used":45,"mean_confidence":0.9150323655870226},"coverage":{"mean_confidence":0.9150323655870226,"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}}