{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001791},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001962","489:4890002200","489:4890002610","489:4890001793","489:4890002129","489:4890001786","489:4890002611","489:4890002692","489:4890001956","489:4890002451","489:4890002367","489:4890002044","477:4770000183","489:4890002120","477:4770000285","489:4890001701","489:4890002697","489:4890002696","489:4890002616","489:4890002362","489:4890001692","489:4890002112","477:4770000182","489:4890001787","477:4770000509"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,477,489,477,489,489,489,489,489,489,489,477,489,477],"twin_sims":[0.8494761212359312,0.7748177772636764,0.7670509974467458,0.7305367837589157,0.7189507312682065,0.71582539565287,0.6554596486276074,0.6516181837713275,0.6167770120837985,0.5900754358839784,0.5881243174333557,0.5713713183126369,0.5558990669508241,0.5502959195924602,0.5465926838118509,0.5416263019884686,0.5399475874415323,0.5249775587775715,0.52100035614839,0.5113281246035408,0.4980977346132754,0.49733944494857607,0.4956094137091553,0.49436511455317206,0.4929671880906756],"twin_dists":[0.07418447255093177,0.09277210234634957,0.09458608140538272,0.10291693860023238,0.10550452879393263,0.10619874271815535,0.11937415967141214,0.12020183697393098,0.12768025870523067,0.1333988513632927,0.13381698066509523,0.13741137943232543,0.14074087005218844,0.14194979762962834,0.14274989193579865,0.14382436943227617,0.14418796418400107,0.1474404099683798,0.1483078566136595,0.15042401228040447,0.15333540653839053,0.1535029083304164,0.15388533479155622,0.15416062653045856,0.15447014724983915],"n_dims_used":45,"mean_confidence":0.9196157667371961},"coverage":{"mean_confidence":0.9196157667371961,"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}}