{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000176},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000114","487:4870000986","487:4870000115","487:4870000090","487:4870000879","487:4870000177","487:4870001555","487:4870001167","487:4870000389","487:4870000167","487:4870001256","487:4870001255","487:4870004217","487:4870000974","487:4870000531","487:4870002325","487:4870000067","487:4870000110","487:4870004548","487:4870002592","487:4870004399","487:4870001528","487:4870000178","494:4940008137","487:4870001099"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,494,487],"twin_sims":[0.5517407008492223,0.3165506620107384,0.2905387230075795,0.28224437194536806,0.2808736116249487,0.27251828355975366,0.25698254167800316,0.22960713978708647,0.21936684743266893,0.20712567963683132,0.18921070825375155,0.18847557365724454,0.1754919528855754,0.16967735227718103,0.16523392855113744,0.16344406879463724,0.16128582250766357,0.16123031641099417,0.1600398570673258,0.1578375061340122,0.15458587810401964,0.15107566642210202,0.14669634708084964,0.14513376565732763,0.14382247034567638],"twin_dists":[0.14163788954317894,0.19698770226359807,0.20419792017986732,0.2065765497851461,0.20697368865274454,0.20942031099617323,0.2140958077907154,0.22279327760415663,0.22622106573914405,0.23046259952678952,0.23699115715852914,0.237268060439959,0.24228899890046535,0.24462345444625214,0.24644641735091055,0.24719072506195675,0.24809611575162344,0.2481195163240958,0.2486228113792524,0.24956113322261325,0.25096412360689363,0.2525031569491274,0.25446058063869137,0.25516945516844997,0.2557687089160716],"n_dims_used":43,"mean_confidence":0.905763493027798},"coverage":{"mean_confidence":0.905763493027798,"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}}