{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003233},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660012305","487:4870002607","487:4870003097","487:4870002608","487:4870003503","487:4870002505","487:4870003364","487:4870003232","487:4870003094","487:4870002423","466:4660005036","494:4940004581","466:4660005579","472:4720006622","487:4870002418","487:4870002604","500:5000005814","469:4690003503","487:4870002962","487:4870002514","466:4660005466","487:4870002831","487:4870003365","494:4940004701","494:4940000602"],"twin_admin_codes":[466,487,487,487,487,487,487,487,487,487,466,494,466,472,487,487,500,469,487,487,466,487,487,494,494],"twin_sims":[0.016868422838016116,0.006010222569416167,0.005298929937075631,0.004854049840343877,0.0037846842796435843,0.0033926563597067028,0.002695622823561646,0.002196927714678584,0.0011694875447321661,0.0010794586949163867,0.0009494299967716433,0.0006032496214627361,0.0003199579560442263,0.00012403421889275968,0.00010322752784639832,0.00010275431399131167,0.00010010729212687145,0.0000750219885013903,0.00005503047155944278,0.00005343859901331854,0.000050739026816488256,0.000049594585441772466,0.00004480255023367242,0.0000447427453120437,0.00003786416349565954],"twin_dists":[0.37110083723829557,0.4153666919746409,0.4204504899759621,0.4239538507279244,0.4337416216291191,0.4379733624251161,0.446742789177746,0.4544009462580516,0.4772313848874604,0.48005431995392983,0.4845432020212203,0.5000818602784938,0.5210321301311152,0.5508562672708223,0.5564504198058875,0.5565896797290504,0.5573800245692916,0.5660421055930238,0.5752024625842206,0.5760625961897957,0.5775784409082396,0.5782443000802798,0.5812008970295705,0.5812396612580971,0.5860637274517018],"n_dims_used":43,"mean_confidence":0.8878856925077216},"coverage":{"mean_confidence":0.8878856925077216,"n_dims_used":43,"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}}