{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007552},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005173","490:4900007311","490:4900004778","490:4900007433","490:4900007551","490:4900005576","490:4900005580","490:4900005966","490:4900004780","490:4900004779","490:4900007550","490:4900005571","490:4900005706","490:4900004777","490:4900005312","490:4900006937","490:4900006208","490:4900004918","490:4900004637","490:4900005577","490:4900005573","490:4900004774","490:4900005054","490:4900004775","490:4900005174"],"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":[0.4524363033118033,0.36308749717366007,0.34045924423588037,0.23935398410650688,0.2290208396184354,0.22232498902022485,0.18766117196700363,0.16939682517856752,0.15152152846641065,0.15001045270004973,0.13005757952664188,0.12555299628727987,0.11946666886273502,0.11882148043361396,0.11495404354057616,0.11175784448794805,0.10755060886785625,0.1017765346138431,0.10176788090350354,0.10058274227772171,0.09643366984199249,0.09588692702204661,0.09580466710406982,0.08935075018920607,0.08676425151764931],"twin_dists":[0.1635705406572542,0.18487043049525465,0.19065113396588731,0.21962322772238607,0.2229867623691664,0.2252201152684442,0.23757570591014546,0.2447375210609312,0.2523062249972658,0.2529753860960388,0.26231933121128864,0.26457618768809865,0.2677253401706482,0.26806629507482893,0.2701403604471179,0.2718953240131412,0.2742655070292718,0.2776384668231453,0.27764363261821184,0.2783543616096867,0.28089542024976216,0.2812366349965411,0.2812881046549558,0.2854395204058684,0.28717011827703354],"n_dims_used":44,"mean_confidence":0.9097220680930398},"coverage":{"mean_confidence":0.9097220680930398,"n_dims_used":44,"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}}