{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010091},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009480","490:4900010179","490:4900010789","490:4900010275","490:4900009777","490:4900009989","490:4900011985","490:4900010881","490:4900010085","490:4900010365","490:4900008832","490:4900004659","490:4900010078","490:4900004939","490:4900009690","490:4900010077","490:4900012192","490:4900009576","490:4900009714","490:4900009572","490:4900009883","490:4900008605","490:4900004803","490:4900010875","490:4900009683"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.1709108102054759,0.14162761108291624,0.1190302137552428,0.11835054738323614,0.11474135814105885,0.09525368526042184,0.09457329159610368,0.08884600935201069,0.0883521979065435,0.0830557007426454,0.07224081573422599,0.07138945900404244,0.07129123573634748,0.06904707887605617,0.06673631998821736,0.066413136869249,0.06425378703405492,0.06391987919996432,0.06380357475894297,0.057914960293527204,0.057718288598069926,0.05671948011172739,0.05547842384139608,0.05504420074562183,0.05436036519506247],"twin_dists":[0.2441235116682766,0.2567808868240364,0.26795583365760395,0.26831605886502313,0.27025596655911965,0.2816337510538572,0.28206276017525067,0.28577408420261496,0.2861028662103671,0.28972455836005756,0.2977356732154236,0.2984065279442502,0.29848434270357266,0.3002863689410675,0.30219233809802426,0.3024631762159999,0.3043009188460469,0.3045895859306592,0.30469042214190567,0.31000469069623726,0.3101897195202052,0.3111375074397554,0.3123345652418225,0.31275862482316236,0.3134321020808228],"n_dims_used":45,"mean_confidence":0.9178258260091146},"coverage":{"mean_confidence":0.9178258260091146,"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}}