{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009061},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009169","490:4900009168","490:4900009584","490:4900009170","490:4900009585","490:4900009891","490:4900009275","490:4900009380","490:4900008952","490:4900008610","490:4900008840","490:4900009158","490:4900012004","490:4900009589","490:4900009276","490:4900010191","490:4900009788","490:4900009383","490:4900009580","490:4900004662","490:4900011605","490:4900009265","490:4900009484","490:4900009063","490:4900012208"],"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":[0.7206431135804774,0.6169939804532697,0.6126678951172414,0.5471379725011088,0.545448891072191,0.5221227465977474,0.5198360887093496,0.48613107273234174,0.45318838127506267,0.4457552664969183,0.40125410391290794,0.3993700921823467,0.3887812056008888,0.38201301719183767,0.36954739334517084,0.35070605904763147,0.3495058436992651,0.34177317712114585,0.3328661838179413,0.32954730721254516,0.31461325369987986,0.3006653820739568,0.29166157602177006,0.28858636869446763,0.28314518772330016],"twin_dists":[0.10512796287211151,0.12763378633196631,0.12856029557381343,0.1426320235393589,0.14299719767183852,0.14806290466773406,0.14856207789841364,0.15598753103605473,0.16339917852355448,0.16509751971871076,0.17551424623027806,0.175965959142707,0.17852319955928891,0.18017487150960199,0.18325435434583076,0.18800935503265237,0.18831666280979859,0.1903100444841997,0.1926362841610037,0.1935117102216615,0.19751267967384945,0.20134795917573678,0.20387904800557163,0.20475411022867562,0.2063161989381409],"n_dims_used":45,"mean_confidence":0.9228549533420138},"coverage":{"mean_confidence":0.9228549533420138,"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}}