{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940000459},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940000519","494:4940000457","494:4940000760","494:4940001040","494:4940000399","494:4940000745","494:4940000695","494:4940000753","494:4940000581","494:4940000642","494:4940000170","494:4940004215","494:4940000464","494:4940000578","494:4940000248","494:4940000292","494:4940000306","494:4940004699","494:4940000686","494:4940000705","494:4940004692","494:4940001405","494:4940004820","494:4940000688","494:4940000691"],"twin_admin_codes":[494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494],"twin_sims":[0.5470533007023916,0.396470162605073,0.3198367155353012,0.30638179979555596,0.19224084332349453,0.18068339261501964,0.17609387892077863,0.16145338258800085,0.15108761199942436,0.14904515407043734,0.14409202028732307,0.1428762888242568,0.13944228528919028,0.13621949075228998,0.13342865858872904,0.1330378576997891,0.11398450710532525,0.11280207598911252,0.10517152758663989,0.10476920149712615,0.09786189435146793,0.0941810928857111,0.09346120335519745,0.09286092011142351,0.09009495477514981],"twin_dists":[0.1426503246869264,0.17666315210099648,0.19610141685969484,0.1997639544629368,0.235857668690734,0.24025088152738597,0.24205050900980415,0.24802551027337189,0.25249787516219213,0.25340545858621116,0.2556451963919789,0.25620363095068316,0.2578003331405671,0.25932574493884464,0.2606686977875847,0.26085843127486397,0.2706686980579594,0.27131775332859176,0.27563776600829065,0.2758722085055329,0.28001120391637024,0.28231115954243235,0.28276923254359027,0.2831533322463401,0.28494895298041384],"n_dims_used":45,"mean_confidence":0.9186727735731337},"coverage":{"mean_confidence":0.9186727735731337,"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}}