{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000965},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001236","487:4870003916","487:4870004060","487:4870001325","487:4870004356","487:4870001145","487:4870000703","487:4870000486","491:4910001702","487:4870001329","500:5000000987","480:4800000585","487:4870000964","466:4660008233","470:4700005387","490:4900005516","488:4880004918","491:4910001649","496:4960000137","495:4950000154","488:4880005452","487:4870001049","481:4810004823","479:4790000114","479:4790001019"],"twin_admin_codes":[487,487,487,487,487,487,487,487,491,487,500,480,487,466,470,490,488,491,496,495,488,487,481,479,479],"twin_sims":[0.10694889144422885,0.07246590691267829,0.0635552595737095,0.04438682830309498,0.022589211360527182,0.02125553441384181,0.015680891751866387,0.008495325827458277,0.007162157507263629,0.0067278345869124494,0.00659513607551544,0.006256405064470615,0.005011940455048519,0.004654709843478281,0.0045493731258285436,0.004491541894783812,0.003947737956180584,0.0036436019789198265,0.003624200580236773,0.003592984457368854,0.0034853314046069217,0.00309684812641747,0.0030067804471495606,0.0029252080371207924,0.002838564550481028],"twin_dists":[0.2746103338276388,0.29755937596848336,0.3049062163945366,0.3241565483817832,0.35758118127871524,0.36044033373411166,0.37440417559747696,0.40106785882737667,0.4081839232970717,0.4107608698406755,0.41157808452461325,0.41373329751222215,0.42267839440738,0.4256189544461242,0.42652513109785023,0.42703075976994415,0.4320981979234987,0.43521646189216556,0.4354233331337273,0.4357583084441479,0.43693422450891056,0.4414727996350962,0.44259904372632974,0.4436459896263223,0.4447876698525071],"n_dims_used":43,"mean_confidence":0.8894805908203125},"coverage":{"mean_confidence":0.8894805908203125,"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}}