{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004572},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004571","490:4900001429","494:4940007077","494:4940007370","494:4940007078","494:4940007469","490:4900002317","494:4940007185","494:4940004778","487:4870008928","487:4870010149","487:4870009478","487:4870002891","490:4900005770","494:4940008571","490:4900001562","466:4660012160","487:4870002769","494:4940004894","490:4900001563","490:4900001717","494:4940007712","487:4870004118","487:4870010026","494:4940004913"],"twin_admin_codes":[490,490,494,494,494,494,490,494,494,487,487,487,487,490,494,490,466,487,494,490,490,494,487,487,494],"twin_sims":[0.5896489136914607,0.23871176692957197,0.19067777767722996,0.18151384916562183,0.1592139090612302,0.15250640205298915,0.146387715248076,0.13663131538053278,0.12389044239256038,0.1087297536764453,0.10697251453267637,0.10625676944769392,0.10602197755986131,0.10417736209606958,0.10377865575226536,0.09807300511127404,0.09766937757626236,0.09675057287802999,0.0953947830135692,0.09413898106003411,0.09303649974504025,0.09215901857338409,0.09214951373461273,0.08801607907550558,0.08594249191586428],"twin_dists":[0.13349024962865333,0.2198294758856524,0.23644079722415362,0.23992871789294445,0.2489736020953789,0.25187272260123794,0.25460014893073457,0.25912932572846314,0.2654246668730254,0.273594089357524,0.27459676776016556,0.27500883651754715,0.27514448055157087,0.27621836075473205,0.27645241868783693,0.27988136594602164,0.2801297979424846,0.28069834118235043,0.28154508687154434,0.28233787954842593,0.2830407828323699,0.28360494849003076,0.28361108269807045,0.28632749112463673,0.28772853082029537],"n_dims_used":45,"mean_confidence":0.9022247314453125},"coverage":{"mean_confidence":0.9022247314453125,"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}}