{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005413},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005676","490:4900006173","490:4900004852","490:4900004726","490:4900006532","490:4900006406","490:4900005278","490:4900005268","490:4900006766","490:4900005783","490:4900006176","490:4900005142","490:4900007514","490:4900005000","490:4900004724","490:4900002189","490:4900006170","490:4900005674","490:4900005932","490:4900005003","490:4900005805","490:4900006646","496:4960009451","490:4900005931","470:4700006910"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,470],"twin_sims":[0.5869225869089686,0.5429875171541367,0.4480054780619961,0.4452627796187706,0.3902880058285658,0.38983964561208523,0.3749810032473896,0.37016003084290244,0.3604169939383108,0.3427474663782041,0.3364163993498646,0.334549089010392,0.3328904449952883,0.330537732121801,0.3296604678738135,0.32965595380665663,0.3242999165577109,0.3200211702012828,0.319415917195299,0.3189873591832132,0.3172257230873338,0.3161906071399817,0.31304252458650234,0.31253684451619274,0.30551833909823306],"twin_dists":[0.13407455390146086,0.1435296951648258,0.16458226929896086,0.16521042048188983,0.17815734502686348,0.17826613849449247,0.18190589116448896,0.18310182694946103,0.18554274905787332,0.19005757679783333,0.1917050909230246,0.19219420235274737,0.19262990236139865,0.19324996048913332,0.1934817822570755,0.19348297599884953,0.19490578265835168,0.1960518195624094,0.19621462383145163,0.19633000454532357,0.19680520894515047,0.19708512801555553,0.19793964658307375,0.19807736352092742,0.20000211185592037],"n_dims_used":45,"mean_confidence":0.9163285149468317},"coverage":{"mean_confidence":0.9163285149468317,"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}}