{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007780},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009624","490:4900010831","491:4910004855","490:4900009008","490:4900010988","490:4900010733","490:4900010909","490:4900008903","491:4910005365","491:4910004752","490:4900009527","490:4900009528","490:4900009623","490:4900008902","491:4910004905","490:4900007783","490:4900011291","490:4900011145","490:4900008901","490:4900007895","490:4900011000","490:4900009625","491:4910004906","490:4900010132","490:4900008904"],"twin_admin_codes":[490,490,491,490,490,490,490,490,491,491,490,490,490,490,491,490,490,490,490,490,490,490,491,490,490],"twin_sims":[0.5965394672245765,0.30726632840528373,0.26896172816408254,0.259117719132828,0.22903482569263434,0.21855557347513369,0.20076073460784966,0.19382703857128153,0.18882808195950904,0.1637378623700654,0.16107410446490836,0.1575016081708886,0.15365828304834206,0.12061981978036233,0.10760720428979995,0.08945170607893811,0.0773607435265999,0.07720437956230937,0.07594930810351615,0.06991517434050014,0.06418885374362095,0.05996481299417235,0.05920746209540348,0.05885496839197064,0.05864950850495799],"twin_dists":[0.13201406242862654,0.1995203876152476,0.21047571639416968,0.21344292594692735,0.22298214302124741,0.2264971556648077,0.23273576649598476,0.23526927886687393,0.2371351869035883,0.24706814881836145,0.2481854044442242,0.2497050810772437,0.25136830967650425,0.26711943913992126,0.2742331509191434,0.28537278249850684,0.2938308492958703,0.2939469727123939,0.2948859742399749,0.29958373883918055,0.30435695814047214,0.30810637557051945,0.3088014241880289,0.30912741859652954,0.30931817505818454],"n_dims_used":45,"mean_confidence":0.8907292683919271},"coverage":{"mean_confidence":0.8907292683919271,"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}}