{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004730},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005002","490:4900001315","469:4690003768","470:4700004330","490:4900004322","490:4900005542","490:4900007391","466:4660000455","487:4870005291","490:4900008756","490:4900008534","490:4900008202","470:4700004166","496:4960012193","496:4960000125","469:4690003249","466:4660004740","490:4900001479","490:4900008536","490:4900004866","466:4660003276","466:4660011891","490:4900002952","466:4660014266","493:4930007116"],"twin_admin_codes":[490,490,469,470,490,490,490,466,487,490,490,490,470,496,496,469,466,490,490,490,466,466,490,466,493],"twin_sims":[0.3930187885707353,0.2342640298991745,0.2289155289009284,0.22171061380106266,0.21716861979528465,0.1954059721096467,0.18107728767893966,0.18012369148748436,0.16171498683104837,0.1609485933805059,0.15777893541380186,0.1572850960499386,0.1552153593662581,0.1427853122580622,0.14008937739218297,0.14001356444075216,0.13967783387740912,0.13692116177471286,0.13582030578083232,0.13471223358816403,0.1335804499311078,0.12868661150752161,0.12714662011342606,0.1234549474753285,0.12197419593930255],"twin_dists":[0.17749598518720358,0.22126789749354528,0.22302155058643142,0.22542726625481765,0.22697075694889518,0.23468689828279976,0.24009794532648626,0.24046860108051807,0.24791538327683652,0.24823837697535808,0.249586217400016,0.24979798529419886,0.2506908467710634,0.2562455618869435,0.25749723347316583,0.2575326903897389,0.2576898803415953,0.2589913495305595,0.2595165607491334,0.2600484470016676,0.26059511587395917,0.2629998579568806,0.2637708548802507,0.2656483499698311,0.2664134301479327],"n_dims_used":45,"mean_confidence":0.9159739176432292},"coverage":{"mean_confidence":0.9159739176432292,"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}}