{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001889},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002196","470:4700001362","466:4660001876","490:4900001614","469:4690002240","496:4960002959","466:4660000250","490:4900000038","490:4900001886","490:4900000030","490:4900000959","490:4900005672","469:4690002446","490:4900001887","496:4960011735","490:4900002513","490:4900001480","493:4930001440","490:4900002197","490:4900001896","470:4700001223","490:4900000907","494:4940008613","466:4660013983","466:4660000289"],"twin_admin_codes":[490,470,466,490,469,496,466,490,490,490,490,490,469,490,496,490,490,493,490,490,470,490,494,466,466],"twin_sims":[0.4823283125377677,0.34837478356622925,0.3025749313118535,0.27864361326550124,0.2734110932740503,0.2698052830827977,0.26770374764545934,0.2559387856148015,0.25347899649968164,0.2513374322736252,0.24768260683948812,0.2472594065972421,0.24538057305615937,0.23897609969659064,0.2389592107901603,0.23325193114283874,0.22902870509936843,0.22878386385790614,0.2244947271458634,0.22276934067448567,0.21215016141919985,0.2118936216221475,0.21170122750713502,0.2108629464129816,0.20860533327381622],"twin_dists":[0.15683442729066074,0.18860677065776332,0.2008168968143195,0.20762228721750325,0.20915670509066586,0.21022461591032926,0.21085108647092585,0.21441620854662263,0.21517457633275397,0.21583865161152643,0.21698036676686341,0.2171132640071641,0.21770504446298483,0.21974454170420124,0.21974996654056733,0.22159770676438906,0.22298416451981576,0.2230650595418995,0.2244915777715551,0.22507052971823033,0.22870162990535117,0.22879085105651506,0.22885781123911766,0.22915004630218394,0.22994102253124868],"n_dims_used":45,"mean_confidence":0.9160874260796441},"coverage":{"mean_confidence":0.9160874260796441,"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}}