{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009994},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003000","490:4900009688","490:4900003967","490:4900011419","490:4900003833","490:4900009896","490:4900009986","490:4900002408","490:4900002851","490:4900002255","494:4940008960","490:4900002556","490:4900004378","490:4900002252","490:4900009710","490:4900009047","490:4900009183","490:4900006026","490:4900007596","490:4900010631","490:4900001525","490:4900008954","490:4900002254","490:4900008848","490:4900008836"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2007220742498812,0.18638078355459206,0.16698271123656616,0.15953041440588664,0.15688937744712325,0.10432418982134405,0.09934003066848468,0.09871243116890713,0.09688460089795194,0.09577604299319215,0.09269983839087384,0.08823205847958569,0.07889367956642086,0.07377235195461301,0.07357761256843189,0.06996520660609705,0.05940651832302197,0.058248752124552175,0.057105187040842845,0.05672736009838955,0.05550770358512509,0.05450952669284717,0.05445969662377486,0.054221885716448565,0.05348965038029134],"twin_dists":[0.2327497237651509,0.23806127963475635,0.2457247950423897,0.24883902209987185,0.2499680275141789,0.2761323423026805,0.279106688936215,0.2794894374922716,0.28061514303996793,0.2813060227864398,0.28325673615340324,0.28618307616077665,0.2927022993861851,0.29654479485450574,0.296695102595046,0.2995434595285113,0.30861803755973743,0.309691841506936,0.31076988274224165,0.31112997624887956,0.3123060697581016,0.313284604252008,0.3133338413187908,0.31356933742015847,0.31429986002673466],"n_dims_used":45,"mean_confidence":0.9180480109320747},"coverage":{"mean_confidence":0.9180480109320747,"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}}