{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000029},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000005","477:4770000016","477:4770000004","477:4770000074","477:4770000000","477:4770000013","477:4770000345","485:4850005253","485:4850005256","477:4770000251","485:4850003271","477:4770000089","485:4850003611","485:4850003438","477:4770000299","485:4850003685","485:4850003827","485:4850003763","485:4850003593","485:4850004727","477:4770000026","477:4770000027","489:4890001535","485:4850004049","477:4770000351"],"twin_admin_codes":[477,477,477,477,477,477,477,485,485,477,485,477,485,485,477,485,485,485,485,485,477,477,489,485,477],"twin_sims":[0.9267383243134829,0.8720244186496211,0.8544163941550771,0.8122580282211721,0.7535269049536174,0.7298712782878983,0.7098894104265092,0.6585321535633718,0.6583833288213033,0.6431479667530098,0.6173009319459107,0.6018358170478064,0.5960159237832178,0.5857412287509497,0.5792635057376383,0.5695923609909667,0.5654070446874078,0.5570399215370214,0.5436887692808425,0.5428592147667045,0.530820726476917,0.5278094813264215,0.5258303326997555,0.5249107785295469,0.5111006762629305],"twin_dists":[0.050662383012721246,0.06796739113753779,0.07285405952428736,0.08375388498511942,0.09770680549463429,0.10306620204024103,0.10751318518735503,0.11871152351714255,0.11874363373957976,0.12202403908108729,0.12756803951589818,0.13087979911723932,0.13212619899956393,0.13432779231423525,0.13571701228008456,0.13779362760152453,0.1386934720266803,0.14049494875621293,0.14337794134295745,0.14355746415755097,0.14616863555009868,0.14682365544721818,0.14725461002915025,0.14745496270410072,0.1504738936332405],"n_dims_used":45,"mean_confidence":0.9182237413194444},"coverage":{"mean_confidence":0.9182237413194444,"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}}