{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000229},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000351","489:4890000465","489:4890000767","489:4890000887","470:4700001650","489:4890000382","489:4890000510","489:4890000239","489:4890000200","489:4890001384","485:4850003666","481:4810005423","489:4890000529","489:4890001373","481:4810006158","489:4890000475","496:4960002453","485:4850001860","470:4700001801","466:4660007557","493:4930005869","481:4810005688","499:4990002275","481:4810005858","489:4890000581"],"twin_admin_codes":[489,489,489,489,470,489,489,489,489,489,485,481,489,489,481,489,496,485,470,466,493,481,499,481,489],"twin_sims":[0.5257896874943172,0.515937062918538,0.49720809220242473,0.4905429026696487,0.45878222873413704,0.4072290260006949,0.3781282800451108,0.3646160521015298,0.34961388925142683,0.34411898157374887,0.3401266400723797,0.3286374674016309,0.3195169895343764,0.3070652848230247,0.29572931757192866,0.28343725059526564,0.28230038624276055,0.272745677397536,0.2715612973932304,0.2702794879495706,0.26339574392849247,0.2577799573078597,0.2561867157670991,0.2538074080717967,0.253627366263277],"twin_dists":[0.1472634641655765,0.14941443025630996,0.153531930751522,0.15500753054668415,0.16212785569523733,0.17408797312272523,0.18112921759958253,0.18448673354113132,0.18828897579060222,0.1897028231205607,0.19073758787116502,0.19375254414026305,0.19618742479734264,0.19957571212383943,0.20272993218877153,0.2062318952879406,0.20656034608430685,0.20935312163927633,0.20970345611239152,0.2100836727790128,0.21214492808996752,0.21385157976724256,0.21434002692491166,0.2150730556607003,0.2151287009831292],"n_dims_used":45,"mean_confidence":0.9154542711046006},"coverage":{"mean_confidence":0.9154542711046006,"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}}