{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980003388},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980003026","498:4980002623","498:4980002625","498:4980002821","498:4980003143","498:4980003448","498:4980002696","498:4980002820","498:4980002815","498:4980002465","498:4980001708","498:4980003449","498:4980002816","498:4980002757","500:5000006973","498:4980003125","500:5000007362","498:4980002396","498:4980003188","498:4980002697","498:4980002626","500:5000007379","498:4980003383","498:4980002321","498:4980001053"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,500,498,500,498,498,498,498,500,498,498,498],"twin_sims":[0.8633779793814347,0.7862443682476833,0.6888186519774884,0.6751836873842879,0.6688090099670672,0.6528173229755232,0.629758762435839,0.6247686016401373,0.6237034391781421,0.6208936674123126,0.5927407037322298,0.5833536884354652,0.5767086380399213,0.5682943090024232,0.565640108463023,0.5590514297881621,0.5381163426735663,0.537692819494502,0.53629130861471,0.5215512999433002,0.5208159652962076,0.514559585199833,0.5131828099557529,0.5100813672948874,0.5067910261102387],"twin_dists":[0.0703969322674865,0.09007104855786828,0.11214077224099904,0.11510873265149976,0.11649050063894029,0.11994356307199572,0.12489826935422572,0.125968067858644,0.12619634426453,0.12679840343162896,0.1328277929701479,0.13483969408258656,0.13626527512519326,0.1380726264246429,0.1386433424273293,0.1400615277752376,0.14458483913921888,0.14467666373241345,0.1449806276793587,0.14818760265248643,0.14834811003645954,0.14971592895980818,0.1500174735739794,0.15069750649285268,0.1514201225503707],"n_dims_used":45,"mean_confidence":0.9292416042751737},"coverage":{"mean_confidence":0.9292416042751737,"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}}