{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011302},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011522","490:4900011524","490:4900011710","490:4900012177","490:4900011081","490:4900011304","490:4900008225","490:4900011250","490:4900011511","490:4900011518","490:4900011635","490:4900011637","490:4900011301","490:4900011641","490:4900010842","490:4900011456","490:4900011318","490:4900011584","490:4900011441","490:4900010999","490:4900010845","490:4900011003","490:4900011387","490:4900008791","490:4900011631"],"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":[0.5893074233434852,0.45940821408974286,0.4562136489463008,0.3456103857051282,0.32424387553074857,0.2905026309199743,0.25595571572264464,0.2274742350065804,0.21767253090724067,0.21072660823402306,0.19792620040424513,0.18728345778088398,0.16982272204176108,0.14639874048154267,0.14619844362005946,0.1285967459439516,0.12548363664748766,0.11944171114022564,0.1180435560249224,0.11367450452489991,0.10017535647145784,0.09931589959453074,0.09488410196074146,0.08864966983625533,0.0866626345909889],"twin_dists":[0.13356342919686479,0.16198593633515054,0.1627109178933304,0.18931791061926068,0.19492073823218944,0.20420818190603732,0.21441100493822604,0.22349873317289073,0.22679845263398588,0.22919764995647562,0.23376405083403134,0.23771870763614578,0.24456439814280617,0.25459515939539906,0.25468584832434055,0.2630446568014021,0.2646114140475076,0.26773850305612373,0.2684792846248633,0.27083835994506295,0.2786001839485848,0.27912137046022417,0.2818664840883589,0.28590463386885256,0.28723894167033254],"n_dims_used":45,"mean_confidence":0.8914978875054254},"coverage":{"mean_confidence":0.8914978875054254,"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}}