{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011289},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011218","490:4900010021","490:4900007896","490:4900009720","491:4910004803","490:4900010302","490:4900009619","490:4900011079","490:4900010213","490:4900011360","490:4900012086","490:4900008655","490:4900011068","490:4900011061","490:4900008899","490:4900010121","490:4900010761","490:4900007781","490:4900012018","490:4900009922","490:4900011949","490:4900010748","490:4900011359","491:4910005714","491:4910004856"],"twin_admin_codes":[490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,491],"twin_sims":[0.41168066296929107,0.27758096207513405,0.19812845681876373,0.16685005341027692,0.09516032452428382,0.0904092758732356,0.07885236001740163,0.0571661234425681,0.057142783520016636,0.05244134800766603,0.04993721730271981,0.045159266727120256,0.04481576664576103,0.04268757713920159,0.0404425306104273,0.03480406990716473,0.029290074663775,0.027802841646997478,0.027154131658136772,0.026323452870624084,0.02515847580341893,0.024614526824566746,0.024172671273747913,0.022884154167001583,0.02145202651683407],"twin_dists":[0.17303135782940843,0.20793247201686535,0.23369034265960822,0.24577934374739968,0.2816924747140334,0.2847427217668631,0.29273248682566105,0.31071199070187827,0.310734158549471,0.3153602830807331,0.31796652303379774,0.32325756117112164,0.32365573118160335,0.32618138876191705,0.32896329878831737,0.3365739847524224,0.34510985076825906,0.3476474417952933,0.34879103844692055,0.35029029600571704,0.3524632042084027,0.3535076899191178,0.3543709371559257,0.356968743593526,0.3600094626428138],"n_dims_used":45,"mean_confidence":0.8859463161892361},"coverage":{"mean_confidence":0.8859463161892361,"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}}