{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001345},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001346","487:4870001439","487:4870001438","487:4870001349","487:4870001532","487:4870001347","494:4940004594","496:4960009175","480:4800004137","494:4940005464","487:4870001442","494:4940008534","480:4800006160","487:4870000710","492:4920004860","492:4920004861","492:4920004082","466:4660011291","480:4800000639","486:4860002079","487:4870001996","487:4870003255","494:4940007138","480:4800006187","494:4940008799"],"twin_admin_codes":[487,487,487,487,487,487,494,496,480,494,487,494,480,487,492,492,492,466,480,486,487,487,494,480,494],"twin_sims":[0.5937636427537634,0.17633974858811077,0.12317110834462051,0.07492042975685975,0.05535386678554694,0.05075716680554501,0.04708960241805797,0.03006293163126884,0.029358518231207085,0.025558474491157043,0.025109942707130767,0.02459216115501233,0.024576692058552677,0.024565024735851683,0.024167130318422332,0.02405592936332626,0.023136922789586838,0.02283639191223795,0.022459353199492188,0.02239013465405816,0.021879789319776195,0.0216507558363425,0.02138907730567524,0.02114430517447107,0.020704080946855812],"twin_dists":[0.13260864994394272,0.24195325967836065,0.26579446155380104,0.29566512021099717,0.31245592521751475,0.31710139783104846,0.3210660746172866,0.3438345740055223,0.34499575557032836,0.3517075133594116,0.35255559951164167,0.353551061972225,0.3535810799884642,0.3536037314199217,0.35438184886281726,0.3546012941705848,0.35644930484573917,0.3570674535647115,0.35785303011234026,0.3579984922803532,0.3590832023196905,0.3595771635564261,0.3601471235728396,0.3606857776167759,0.36166835952983734],"n_dims_used":43,"mean_confidence":0.9092575782953307},"coverage":{"mean_confidence":0.9092575782953307,"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}}