{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001483},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005794","490:4900001481","490:4900001320","469:4690003556","466:4660001054","490:4900003350","487:4870006277","487:4870005131","490:4900004045","490:4900002041","490:4900000886","490:4900001569","487:4870005721","466:4660000738","490:4900001864","496:4960000012","466:4660000235","469:4690002975","490:4900003901","470:4700003989","493:4930004985","496:4960006675","490:4900001159","469:4690001419","496:4960005427"],"twin_admin_codes":[490,490,490,469,466,490,487,487,490,490,490,490,487,466,490,496,466,469,490,470,493,496,490,469,496],"twin_sims":[0.27782356342266246,0.2506955055403953,0.25024806110500153,0.23446921310297106,0.20348673674324674,0.18640175759912792,0.17305972277905238,0.17134072165451708,0.16928060546249477,0.16876440783922328,0.16869744171142165,0.16368297650446234,0.1633607580981219,0.1608261104425308,0.15828044275543585,0.1515287235450145,0.1469657326904941,0.1349687632063029,0.13432179673017605,0.13271489672956038,0.13160910755819835,0.12983986010530937,0.1297032615974653,0.12858405106704585,0.1251641687858921],"twin_dists":[0.20786159372884006,0.21603840816441336,0.2161778384186776,0.22120114909224106,0.2317562429071793,0.23805330661539556,0.24325866084740028,0.2439498690201763,0.24478481753216372,0.2449951704069877,0.24502249328598716,0.24709103614230551,0.24722551288644115,0.24829010039604393,0.24937165541306183,0.25230305051176566,0.25433893749475583,0.25992501897031234,0.2602366429198315,0.26101554514367925,0.26155567782402644,0.2624270405875622,0.26249468775324,0.2630509872273705,0.26477385642368695],"n_dims_used":45,"mean_confidence":0.9067716810438368},"coverage":{"mean_confidence":0.9067716810438368,"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}}