{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002998},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002287","487:4870001592","496:4960008957","487:4870001392","494:4940004069","487:4870002112","487:4870002120","490:4900004156","490:4900003607","496:4960007274","487:4870001196","490:4900001839","487:4870002556","487:4870002281","487:4870001593","487:4870002540","490:4900004580","487:4870003823","487:4870001952","490:4900001073","494:4940004049","487:4870002290","490:4900003204","490:4900003208","487:4870003136"],"twin_admin_codes":[487,487,496,487,494,487,487,490,490,496,487,490,487,487,487,487,490,487,487,490,494,487,490,490,487],"twin_sims":[0.3484064847964579,0.3478515149112156,0.3464495520273743,0.3249231071843122,0.31268380121605105,0.30030309972836117,0.296227920566308,0.2908721370200426,0.28403005887358157,0.281284757361944,0.2741219614143102,0.2732534133248611,0.2698580241111292,0.2668648182465455,0.26499954899880146,0.2602906237376314,0.2594559003365444,0.2567919954557731,0.24593017462323138,0.24212804510166647,0.2381009034977212,0.23516976012816543,0.23363696612661905,0.22887811922768836,0.22741978199066767],"twin_dists":[0.1885986328125,0.18874115234758104,0.18910171913813437,0.19473956953281443,0.19803732824546252,0.20144893492821642,0.20258972358380092,0.20410315955600403,0.20606094278540316,0.2068544478594304,0.20894719622025498,0.20920322225267693,0.21020893266180957,0.21110202413080514,0.2116617203369812,0.21308572386285998,0.2133398303952414,0.21415423808202752,0.2175316344883736,0.21873644378074003,0.22002599023514435,0.22097354121483553,0.2214721262537079,0.22303391099924222,0.22351680061967172],"n_dims_used":43,"mean_confidence":0.9138649341671966},"coverage":{"mean_confidence":0.9138649341671966,"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}}