{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930000409},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000159","493:4930000236","493:4930000028","493:4930000354","493:4930000047","493:4930000223","493:4930000540","493:4930000413","493:4930000195","493:4930000194","493:4930000302","493:4930000355","493:4930000205","493:4930003606","493:4930000096","493:4930001916","493:4930000547","496:4960010880","493:4930002364","487:4870006016","493:4930000204","493:4930000356","493:4930000197","466:4660003732","493:4930000151"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,496,493,487,493,493,493,466,493],"twin_sims":[0.5565205612823005,0.5491792170796113,0.5100486137984184,0.45094301052290814,0.42414116474746827,0.41364693538490316,0.3012981822871388,0.28192259097061073,0.26384222127337903,0.26306372757187146,0.24683755638432084,0.22645180616177124,0.165958038963212,0.15884229486305432,0.15340003910840808,0.1513599133490636,0.14355053953124855,0.14036067247715453,0.13766660590639637,0.1374685401436857,0.121222581328058,0.12074775866596527,0.11757282381752028,0.10777371786924453,0.10616770024844889],"twin_dists":[0.1406068922676339,0.14219096934099804,0.15070469375395024,0.16391110246673896,0.17009977915147936,0.17256624844924223,0.2011717546333027,0.206669671625805,0.21201022554817958,0.21224519024017133,0.21724588274977655,0.22383845340406205,0.24614695322075528,0.24913186349472402,0.2514811538295646,0.2523775591803187,0.25589348660278405,0.25737046870281177,0.2586374954608587,0.2587313749686671,0.26680448864731177,0.26705248918435653,0.2687302033207989,0.2741380301021415,0.27506026615500373],"n_dims_used":45,"mean_confidence":0.9181237114800347},"coverage":{"mean_confidence":0.9181237114800347,"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}}