{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000730},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000298","490:4900000411","490:4900000207","490:4900000947","496:4960009476","490:4900000428","490:4900000286","490:4900001427","490:4900001075","490:4900000030","490:4900000930","490:4900000025","490:4900000508","496:4960004364","490:4900000688","490:4900000433","490:4900003088","490:4900000810","490:4900002026","487:4870004408","496:4960008384","496:4960008768","490:4900000048","490:4900001486","490:4900000940"],"twin_admin_codes":[490,490,490,490,496,490,490,490,490,490,490,490,490,496,490,490,490,490,490,487,496,496,490,490,490],"twin_sims":[0.5723781100468646,0.5085920731219781,0.4765166164285322,0.46545204987023725,0.4528654555303314,0.4515605685236835,0.4504043037944627,0.4488119900149513,0.4311731692784315,0.39534322743289735,0.38913126419999394,0.3648828189128194,0.35734104514129755,0.3479587800745675,0.3437502309452933,0.34019188767417335,0.33420572437104895,0.33350130590995275,0.3178887084112567,0.3177439721650067,0.31716130787221203,0.31100618820524295,0.30923415740038845,0.3064014914559485,0.30452354322302],"twin_dists":[0.13719510471190755,0.1510244303493021,0.15813280827011678,0.16061921775370058,0.16347274479572735,0.1637702109334691,0.16403406328167788,0.1643978336288513,0.16846132687606502,0.17693471749670306,0.17843814520710877,0.18441985320195242,0.1863202991081712,0.1887135966987527,0.18979812945184288,0.1907206244685193,0.19228430225188484,0.1924693014852678,0.19662619339640794,0.19666525627764675,0.1968226132252166,0.19849499898179032,0.19897996392095502,0.1997585276870967,0.200276976885769],"n_dims_used":45,"mean_confidence":0.9158993191189236},"coverage":{"mean_confidence":0.9158993191189236,"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}}