{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008945},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009985","490:4900008836","490:4900008837","490:4900009977","490:4900008168","490:4900011264","490:4900008943","490:4900009975","490:4900009972","490:4900009981","490:4900008726","490:4900004798","490:4900008962","490:4900008965","490:4900007492","490:4900009688","490:4900011865","490:4900009916","490:4900009870","490:4900010435","494:4940007014","490:4900010070","490:4900008714","490:4900008955","494:4940007646"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,494],"twin_sims":[0.14408966534361414,0.04770227157728973,0.03365102046855118,0.02233102079025034,0.018854509581723942,0.01312649948914489,0.012302646761757926,0.010499108171934324,0.009567128453248454,0.0074703714038878,0.0066126120045327036,0.006386069688940598,0.005858773934343023,0.00516176232294522,0.004892860295373832,0.004697104356251358,0.004411515305970614,0.00332400285134903,0.0030399625219487032,0.0027629942953326073,0.002488587990005131,0.0024474332981960795,0.002098322648755679,0.0020554961424418274,0.001961008087479409],"twin_dists":[0.25564627472595336,0.32038623844949254,0.33825819055842865,0.3581230290343687,0.3660066365346452,0.3823308249885726,0.3851798292142403,0.39206029417200994,0.3960393465741042,0.40643911361550006,0.4114696183246551,0.41289615104102706,0.4164017868518509,0.4215013297332659,0.4236368899327245,0.42525948919353584,0.4277402799015839,0.4387599819221618,0.44218057889880014,0.44580977264729477,0.4497499228037948,0.4503748901741853,0.4561023728070788,0.4568643346655778,0.45859844133879135],"n_dims_used":45,"mean_confidence":0.916463131374783},"coverage":{"mean_confidence":0.916463131374783,"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}}