{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870007610},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000394","490:4900000235","490:4900000467","487:4870006137","487:4870005131","494:4940006276","490:4900000500","496:4960009167","490:4900000285","490:4900000408","496:4960007790","496:4960009061","490:4900000496","494:4940005703","487:4870005718","490:4900000589","490:4900000144","480:4800004693","490:4900000239","490:4900000109","487:4870003377","490:4900000808","494:4940008599","487:4870010536","490:4900000622"],"twin_admin_codes":[490,490,490,487,487,494,490,496,490,490,496,496,490,494,487,490,490,480,490,490,487,490,494,487,490],"twin_sims":[0.3895381572295645,0.37916169559251645,0.361400009509958,0.3586781029133744,0.35019858555641864,0.34645157970812407,0.34335658425024224,0.3359750491238951,0.33233394930996346,0.3317131748779191,0.3199548447205222,0.30392685853245666,0.30213797129475933,0.2957531581718498,0.2927517503927889,0.2858797909271057,0.284974586388019,0.2842734622226662,0.28250636627452375,0.2821785529885572,0.2787098080111174,0.2786545061594977,0.27502321389444023,0.27449060671601394,0.2744790582111866],"twin_dists":[0.17833932689558013,0.18087488194470352,0.185294974143233,0.18598189304839435,0.18813922321376172,0.1891011970893152,0.18989993037269745,0.1918205623411454,0.19277635009791522,0.19293987158469147,0.1960696517149499,0.20044209226480808,0.20093824653427483,0.20272322497273473,0.203570153222236,0.2055288991893712,0.2057890060573602,0.20599081305913627,0.20650077731584274,0.2065955922430227,0.20760298901989688,0.20761911134734626,0.20868205548027904,0.2088386794283412,0.2088420775633521],"n_dims_used":43,"mean_confidence":0.9112405111623365},"coverage":{"mean_confidence":0.9112405111623365,"n_dims_used":43,"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}}