{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003065},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960003631","496:4960003754","496:4960001266","496:4960003623","496:4960001754","496:4960003349","496:4960003213","496:4960002121","496:4960003493","496:4960003068","496:4960002929","496:4960001609","496:4960003889","496:4960001162","496:4960004033","496:4960001618","496:4960002245","496:4960003086","496:4960003205","496:4960001998","496:4960003359","496:4960003083","496:4960001383","496:4960003495","496:4960002367"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.9275775161453474,0.9201859767934973,0.899839324486947,0.8933768985034493,0.865981486776415,0.8470326372882206,0.8341058869165705,0.8339784979292666,0.8312408302454447,0.8310660977950081,0.8285768479306729,0.8258211060287011,0.8254885298563278,0.811974602485704,0.8112698582704061,0.8109474071040494,0.8055395764151325,0.8047609092325239,0.8041558958201525,0.7996476047687358,0.7970970862748779,0.7944396159051506,0.7936487707146529,0.7918843603168484,0.7715585066326929],"twin_dists":[0.05036013248023646,0.052972070240368485,0.059668545946491736,0.06167239556444417,0.06967176119056571,0.07483657189771432,0.07822605094734787,0.07825897768921547,0.07896448255121849,0.07900937619034457,0.07964720443493264,0.0803496218536463,0.08043413575123985,0.08382414070199357,0.08399868444032745,0.08407847544276817,0.0854102154680732,0.08560099337866381,0.08574905921928076,0.08684790429281607,0.08746616068939744,0.08810781293949961,0.0882982760864841,0.08872241499849585,0.0935353812682782],"n_dims_used":45,"mean_confidence":0.9365041944715712},"coverage":{"mean_confidence":0.9365041944715712,"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}}