{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007512},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007511","490:4900006038","490:4900008644","490:4900007514","490:4900004857","490:4900005907","490:4900006409","490:4900007386","490:4900004984","490:4900006039","490:4900007391","490:4900006164","490:4900006646","490:4900006538","490:4900005783","490:4900005395","490:4900008311","490:4900005798","490:4900004858","490:4900006408","490:4900004980","490:4900007389","490:4900006659","490:4900004866","490:4900006406"],"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":[0.7950306248499686,0.7301773761927567,0.7072123974427302,0.6413261369932153,0.6403719164238628,0.5977658061858209,0.5834213001565323,0.5786911526497832,0.5668832050422581,0.5608955064677317,0.5361682593827524,0.5210845056210331,0.5122304174962723,0.49687536278521954,0.4957812943347207,0.4928482558791395,0.47658181851598225,0.470574085547652,0.47039665873056363,0.465707703177392,0.4645256521609816,0.45579730435239074,0.454797050470695,0.4493472540040263,0.4366486324251776],"twin_dists":[0.08796533217574659,0.10299755859114586,0.10810430245257088,0.1224155274907951,0.12262052134088933,0.13175140779220845,0.13482519574663074,0.13583981824555147,0.1383760076419804,0.13966437562276957,0.14500732242042483,0.1482894874772864,0.15022618729194714,0.153605457162431,0.15384732318884253,0.15449649235723484,0.15811821342499957,0.15946576091298054,0.1595056449468956,0.16056154304752301,0.16082830266072692,0.16280553891645635,0.16303299141499103,0.1642754965934452,0.16719305773436974],"n_dims_used":45,"mean_confidence":0.9164647420247396},"coverage":{"mean_confidence":0.9164647420247396,"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}}