{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000926},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000680","490:4900003740","490:4900001031","490:4900000489","490:4900001041","490:4900000590","487:4870003534","490:4900000589","490:4900001440","490:4900001180","490:4900000672","490:4900000775","490:4900000580","494:4940007809","494:4940007511","490:4900000687","494:4940008020","490:4900000228","494:4940007802","490:4900000798","494:4940007823","490:4900000495","496:4960009061","490:4900000578","490:4900003194"],"twin_admin_codes":[490,490,490,490,490,490,487,490,490,490,490,490,490,494,494,490,494,490,494,490,494,490,496,490,490],"twin_sims":[0.654512604508521,0.61349090992315,0.6121472314504418,0.5938985327221802,0.5759191315187664,0.5705762962260232,0.5331396308122596,0.5287629285383741,0.5049998703195031,0.5032338000625666,0.47701517320441256,0.470396814566634,0.46396380252811686,0.4559668831354662,0.4545671890489341,0.45055879044907093,0.4388498198094136,0.4381106272288444,0.4362188788498994,0.4286680064076677,0.42644326585537257,0.4214778855454915,0.41492250724599167,0.40904674864756346,0.4087075681776224],"twin_dists":[0.11957828852169909,0.1283840453736874,0.12867179414321592,0.13257975380053774,0.13643474371926742,0.13758219137253125,0.14566475130236978,0.14661617072100377,0.1518140104559476,0.15220274880169585,0.1580212277351123,0.15950560991405358,0.16095518089131639,0.16276699561492008,0.16308528648749063,0.1639987958116633,0.1666849891207444,0.16685549400567845,0.16729236972486125,0.1690437603363949,0.16956216732376372,0.1707232585617489,0.17226503289914608,0.1736559175581167,0.173736473095529],"n_dims_used":45,"mean_confidence":0.9148910522460938},"coverage":{"mean_confidence":0.9148910522460938,"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}}