{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960012398},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960012362","466:4660000693","493:4930005479","496:4960000517","488:4880005606","493:4930003626","493:4930000498","470:4700006649","493:4930004133","466:4660003632","470:4700006773","493:4930004589","493:4930000490","493:4930004449","493:4930000875","496:4960009239","496:4960009213","496:4960001763","493:4930004438","496:4960000654","469:4690003873","496:4960000717","496:4960002045","496:4960000332","496:4960000228"],"twin_admin_codes":[496,466,493,496,488,493,493,470,493,466,470,493,493,493,493,496,496,496,493,496,469,496,496,496,496],"twin_sims":[0.5380592990863654,0.3996972863366375,0.3889562384710497,0.38086431385412944,0.3708297816352577,0.3679965802296955,0.3533687948087452,0.3446879792454006,0.3432223483028787,0.33495989816104743,0.33278874367914624,0.3127386730931725,0.3052394866640283,0.3009512553672734,0.2972866706353446,0.2837458451308824,0.27917660215792467,0.274878172327317,0.2679974022001985,0.26648031137963746,0.2637597216303333,0.2573313201686598,0.2567045849739482,0.2563421337504145,0.25480076910077154],"twin_dists":[0.14459720601588513,0.17588744134860632,0.1784806670136269,0.18045657847590635,0.18293522359033143,0.1836410218111774,0.1873295326978658,0.1895558678378368,0.18993465931341283,0.19208647080656668,0.19265665615809338,0.19802238230138738,0.20007910728585845,0.20126833038490083,0.20229246012345137,0.206142876722566,0.20746698050729068,0.20872468946253103,0.21076336489980113,0.21121720031178817,0.21203510501592707,0.2139889270455676,0.21418105135255053,0.21429229535345573,0.21476648848808608],"n_dims_used":45,"mean_confidence":0.9123214721679688},"coverage":{"mean_confidence":0.9123214721679688,"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}}