{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008480},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007927","490:4900008478","490:4900008248","490:4900009148","490:4900008912","490:4900008477","490:4900008364","490:4900009248","490:4900009251","490:4900008366","490:4900008033","490:4900007804","490:4900007200","490:4900009129","490:4900007449","490:4900007438","490:4900007205","490:4900009103","490:4900005977","490:4900009311","490:4900005976","490:4900008929","490:4900007197","490:4900009254","490:4900009358"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.09933893367430006,0.04194210145212404,0.0022228076150585295,0.0014504175802559022,0.0008220972061663945,0.0007568941627293317,0.0004885876708776388,0.0004447153672189558,0.0003560579620541269,0.00019621929157180763,0.00012782477526500398,0.00010289075049591735,0.00007105679054180441,0.00001701087585165976,0.000015194905195028341,0.000007556911388265681,0.000004783030476502107,0.000004303187244465378,0.000004120382326366525,0.0000033118418947566545,0.000003089623340946973,0.0000023383079171447765,0.000002283433105461038,0.0000018453550500282311,0.000001489367365936204],"twin_dists":[0.27910735629496924,0.32709116647942277,0.45396601797213876,0.46956062161554685,0.48953041507614437,0.4923694819121559,0.5071425493573305,0.5102621707520748,0.5175597565468477,0.536627730379727,0.5499337351501387,0.5565494663483745,0.567657929262323,0.6086572430340059,0.6117777770345685,0.6307421832286353,0.6428573604613648,0.6456252552486185,0.6467583758501549,0.6524304315231807,0.6542236059358026,0.6613680985746213,0.6619734723086067,0.6673789515731096,0.6727738910020794],"n_dims_used":45,"mean_confidence":0.886934322781033},"coverage":{"mean_confidence":0.886934322781033,"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}}