{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013302},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013169","487:4870000093","490:4900013301","487:4870000272","487:4870000468","487:4870001805","487:4870000334","487:4870000082","490:4900013131","490:4900013279","487:4870000745","490:4900013336","490:4900013327","490:4900013213","490:4900013306","487:4870000039","490:4900013326","487:4870000899","487:4870000582","487:4870000220","490:4900013062","490:4900013345","490:4900013331","487:4870000988","487:4870000038"],"twin_admin_codes":[490,487,490,487,487,487,487,487,490,490,487,490,490,490,490,487,490,487,487,487,490,490,490,487,487],"twin_sims":[0.17278829521387337,0.15091775997323953,0.1017249603879486,0.057832734464256796,0.046263563117637733,0.04611697825756443,0.04151111742317403,0.03936375464847662,0.036892052014402335,0.03640057441069459,0.0361163334467937,0.03332607091834676,0.031539574389764735,0.02993115245761344,0.028991179814394412,0.02810204415490959,0.027816882305592178,0.025814845203585228,0.022982536664871284,0.022608227449863526,0.022100787794740707,0.019504649730278992,0.018168608555120362,0.017781892673325878,0.016985435595887558],"twin_dists":[0.2433674739022716,0.252573004829103,0.2776692589077457,0.31008198567257944,0.32199448247441315,0.32216068061848013,0.32762336988018087,0.33034666976381766,0.3336414227157901,0.33431876324634363,0.3347140478331505,0.338741707999455,0.3414741954800413,0.3440500163932744,0.3456108056200969,0.3471277055315541,0.347622944811713,0.3512285235650788,0.3567659790748353,0.35754148639368705,0.35861081267675315,0.36444097418937194,0.36771043105062895,0.36869601565748994,0.3707864995199801],"n_dims_used":45,"mean_confidence":0.9150455898708767},"coverage":{"mean_confidence":0.9150455898708767,"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}}