{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005761},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006273","490:4900004831","490:4900007369","490:4900006021","470:4700004498","490:4900001405","490:4900006395","490:4900003712","490:4900004964","490:4900004676","490:4900001978","490:4900001692","490:4900001974","470:4700004327","494:4940007377","490:4900004534","490:4900006758","490:4900006275","466:4660004062","490:4900003851","490:4900002278","490:4900004820","490:4900005893","490:4900005242","494:4940007046"],"twin_admin_codes":[490,490,490,490,470,490,490,490,490,490,490,490,490,470,494,490,490,490,466,490,490,490,490,490,494],"twin_sims":[0.6869624037203583,0.384087563106952,0.378815585625509,0.37650544961558435,0.36035857165209795,0.3573649196926426,0.33979349780920903,0.33035009781246005,0.32428824203718004,0.3216054285264707,0.32126591159532664,0.2998348844008177,0.2974325328977597,0.29695049475298635,0.29092989571316047,0.2867500913942345,0.27234587013895123,0.2595981935871112,0.2553573137588191,0.25418746703821693,0.25257517432308546,0.24908866503837152,0.24206067493163755,0.2385023706677812,0.235703961657158],"twin_dists":[0.11254592362170836,0.17966713997307304,0.18096002616400872,0.1815292981168093,0.18555748557821938,0.1863142508213685,0.19082422711233224,0.19329951544627907,0.19490889809934775,0.19562649282976632,0.19571754417675338,0.20157954195708958,0.2022515554533324,0.20238678007023136,0.20408675035089124,0.20527928794995184,0.20947127797489182,0.2132964771550119,0.21459506120082586,0.2149556735415154,0.2154544041445069,0.21653986637800166,0.21875790173019344,0.2198968015914795,0.22080027712224937],"n_dims_used":45,"mean_confidence":0.9233998616536458},"coverage":{"mean_confidence":0.9233998616536458,"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}}