{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008641},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008750","490:4900008304","490:4900008182","490:4900009287","490:4900008743","490:4900009198","490:4900008519","490:4900008307","490:4900008977","490:4900009086","490:4900008192","490:4900008195","490:4900008635","490:4900009596","490:4900008517","490:4900007957","490:4900008529","490:4900009599","490:4900009194","490:4900009178","490:4900009197","490:4900009180","490:4900008634","490:4900009179","490:4900009407"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7607688327424248,0.6891547529917956,0.6452410476818801,0.6230240492858127,0.6096406464367052,0.5405541729799157,0.5047931860625706,0.43218348103855964,0.4291923033756512,0.4286378772735999,0.4250145030585963,0.3919873836011955,0.3723702876356991,0.3718159451929368,0.36720407031064284,0.34946400866164395,0.3485266601855957,0.335035364683083,0.3335165531150041,0.3305570781606337,0.32301345575790485,0.32051658984314185,0.3162034217756311,0.3141199864469867,0.3076213164530395],"twin_dists":[0.09604141236697034,0.11206737406093785,0.12157407987400552,0.12634193309559752,0.12920854986032826,0.14405655877611806,0.15185948578160988,0.16822682559645125,0.16892175013998298,0.16905077360350496,0.16989568530422602,0.1777455253037842,0.18255258121141427,0.18269018254511254,0.183838934217837,0.1883273843775857,0.18856778679600103,0.1920666880922174,0.1924652949080518,0.19324485200178917,0.19524946149136357,0.19591868743749455,0.19708165947994344,0.197646632356323,0.1994227505546394],"n_dims_used":45,"mean_confidence":0.9168992784288195},"coverage":{"mean_confidence":0.9168992784288195,"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}}