{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000217},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000007","480:4800000017","491:4910002711","480:4800004907","491:4910002407","491:4910002189","480:4800000254","495:4950000634","491:4910002395","492:4920000933","492:4920001093","491:4910001777","491:4910002094","480:4800003190","491:4910002401","480:4800003235","491:4910002252","491:4910001942","492:4920004332","491:4910001997","480:4800003991","492:4920001095","492:4920000993","492:4920001360","491:4910002398"],"twin_admin_codes":[480,480,491,480,491,491,480,495,491,492,492,491,491,480,491,480,491,491,492,491,480,492,492,492,491],"twin_sims":[0.018187751071649813,0.01309961193393789,0.0026101275340307843,0.0010151600294573885,0.000967271495676271,0.0006363858928153174,0.0006288820684510879,0.0005732195432725961,0.0005562530501723024,0.0005414723136690654,0.0005277277749683497,0.00048203833285753283,0.00047601771646515805,0.00043422250715034435,0.000365774154524397,0.0003045192408188,0.00028426957148413445,0.0002791149216655098,0.00023248525428758938,0.00021741462055410246,0.000203757511435309,0.0001448950173799895,0.00012330963808132041,0.00008743121596731433,0.0000873537019823914],"twin_dists":[0.3676621230629465,0.3824212741554847,0.4479580313042532,0.4822073393799139,0.48389467912240863,0.49827495663084637,0.4986763211613423,0.5018011969033233,0.5028101214156426,0.5037127574282809,0.5045729964898773,0.5075911993380566,0.5080086842624411,0.5110508585944399,0.5166816000421026,0.5226306960355016,0.524846813014667,0.525434584356218,0.5312702792167903,0.5333938816341133,0.5354414966283144,0.5460755362904616,0.5510356396764358,0.5614622397867824,0.5614888852311037],"n_dims_used":43,"mean_confidence":0.9032696568688681},"coverage":{"mean_confidence":0.9032696568688681,"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}}