{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960011337},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960011338","496:4960011346","496:4960010865","481:4810002941","499:4990001013","493:4930000561","481:4810002947","481:4810003130","481:4810003048","496:4960011521","487:4870011814","481:4810002942","496:4960011172","496:4960009640","496:4960011029","496:4960012104","481:4810004168","481:4810001973","496:4960011614","469:4690002386","496:4960011019","470:4700005403","496:4960011175","488:4880000379","496:4960010797"],"twin_admin_codes":[496,496,496,481,499,493,481,481,481,496,487,481,496,496,496,496,481,481,496,469,496,470,496,488,496],"twin_sims":[0.375404729347229,0.3129611253723279,0.309731757493865,0.25998000482284184,0.242653828000567,0.23192369181064193,0.22902890743041593,0.21962251551084366,0.2139703700639992,0.21368352354336026,0.21147420947558307,0.21131038268190402,0.20587527064098846,0.20364850088649064,0.20131165417380023,0.1927304741962473,0.1900218039756899,0.18248211978668144,0.1742217390484246,0.17222838127034912,0.17126123425003498,0.16414686686644056,0.16411204946679456,0.16139897732322286,0.15655368196592315],"twin_dists":[0.18180114052575286,0.19796180628617485,0.19884362151006743,0.21318022253050653,0.21856911026151926,0.2220319646035922,0.22298409769370972,0.22613419958530367,0.22807067361393488,0.22816986433194836,0.2289368748928391,0.2289939666738276,0.23090535366004666,0.23169840080903398,0.23253707274846933,0.2356756835530619,0.236686513613128,0.23955440432969047,0.2427941921873203,0.24359232558934454,0.24398195069470877,0.24689776913149528,0.2469122611065973,0.24804842940917285,0.25011252314757965],"n_dims_used":45,"mean_confidence":0.9190434773763021},"coverage":{"mean_confidence":0.9190434773763021,"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}}