{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004956},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001307","480:4800004371","490:4900003360","480:4800004801","469:4690002344","480:4800001905","490:4900002759","480:4800005043","494:4940006584","468:4680003786","494:4940008215","494:4940005600","487:4870003827","466:4660007353","480:4800003777","493:4930002200","466:4660005229","466:4660011342","493:4930001247","466:4660007633","466:4660004172","480:4800001895","466:4660007735","490:4900004316","494:4940001110"],"twin_admin_codes":[490,480,490,480,469,480,490,480,494,468,494,494,487,466,480,493,466,466,493,466,466,480,466,490,494],"twin_sims":[0.1336299934160712,0.1132387255503117,0.10179973468303836,0.0771802047787961,0.07563070222015397,0.07020105068002365,0.06835601848629767,0.06677078919766308,0.06491624857492234,0.06410974040986543,0.06272842321444062,0.04868143281574957,0.047937155509637785,0.0447745806060692,0.03876695836852835,0.035999291881842324,0.03448359518282972,0.03355429737724122,0.031467853048333376,0.028905679842790553,0.026657607515321473,0.02662015967418655,0.02647087024250373,0.02631404211511383,0.025054867620072672],"twin_dists":[0.2605711129280066,0.2710774617427509,0.27762461933468857,0.2939649429610056,0.29512633253327464,0.2993539036821694,0.30085086017011453,0.3021635149181896,0.30373182562234974,0.3044252979148979,0.3056297770518847,0.3193147284787827,0.3201275384520043,0.32370364393025186,0.33112579752277715,0.33487758211006835,0.33703726022567004,0.3384016945832008,0.34158663141805556,0.3457549212602693,0.34968235809800235,0.3497501601293114,0.3500212794885463,0.3503075134303563,0.3526606363337248],"n_dims_used":43,"mean_confidence":0.9208790091581123},"coverage":{"mean_confidence":0.9208790091581123,"n_dims_used":43,"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}}