{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004265},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810001912","481:4810000517","481:4810001914","480:4800004026","480:4800004428","493:4930000451","480:4800004774","493:4930003414","480:4800004378","480:4800004429","480:4800004689","480:4800004671","488:4880000492","470:4700007523","480:4800004583","469:4690000009","468:4680004374","496:4960006278","468:4680004375","493:4930002909","480:4800004086","493:4930003939","499:4990002868","472:4720001140","481:4810002904"],"twin_admin_codes":[481,481,481,480,480,493,480,493,480,480,480,480,488,470,480,469,468,496,468,493,480,493,499,472,481],"twin_sims":[0.3648042146073934,0.36172469507231114,0.3539628587545739,0.3373586533262772,0.32430600466459325,0.31639301333735553,0.292683093283317,0.2896992130626718,0.2842766328306443,0.27372539619213476,0.2525744212515862,0.25206583052999737,0.23050596307259302,0.2304626181321887,0.21800216365302888,0.2155852505079725,0.21432525687625298,0.2141196360535168,0.21227103484442364,0.2109914275106382,0.2091696488932869,0.20822231953185236,0.20742548229900584,0.2064788013560078,0.19724727265872857],"twin_dists":[0.18443955729832465,0.18521321060344023,0.18717822637815243,0.19145884083302522,0.19490415802212607,0.19703035204665378,0.20358958666768442,0.20443680713796222,0.20598989977774124,0.209064031732191,0.21545463756462188,0.2156123803771954,0.2224972893651588,0.22251154564251605,0.22668588501318407,0.22751392176496,0.22794807902503803,0.2280190933989503,0.22865961705995386,0.22910520513294047,0.22974276558981058,0.23007579212916604,0.23035671452839424,0.2306914223668483,0.2340118535358039],"n_dims_used":43,"mean_confidence":0.9208711136219113},"coverage":{"mean_confidence":0.9208711136219113,"n_dims_used":43,"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}}