{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011139},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010307","490:4900009622","491:4910004961","490:4900010306","491:4910003839","490:4900011140","490:4900010221","490:4900010819","490:4900009621","490:4900010910","490:4900011361","490:4900009928","491:4910005416","490:4900009823","491:4910005314","490:4900010212","490:4900010303","491:4910003945","491:4910004802","490:4900007885","491:4910004653","490:4900009819","490:4900010305","491:4910004910","490:4900010304"],"twin_admin_codes":[490,490,491,490,491,490,490,490,490,490,490,490,491,490,491,490,490,491,491,490,491,490,490,491,490],"twin_sims":[0.40358176581905697,0.3891529223411829,0.376913042042083,0.3706076928134599,0.362037318504406,0.3617114735747464,0.3523822909305326,0.35082571042024907,0.30453894531697634,0.2760482098800545,0.2647694908019233,0.2623129336444691,0.23741975512141322,0.2310159728524838,0.2108496508993299,0.20329418573104457,0.20168482916307728,0.17688517200800846,0.17656624796803677,0.17423674619362875,0.16880302699097735,0.1583485545095301,0.15789398882107794,0.1560891858753749,0.1517929356118921],"twin_dists":[0.17495748565464236,0.17843288407309568,0.18142873443982652,0.18299045256491855,0.18513451983903334,0.1852165393616971,0.18758108452079236,0.18797874921932528,0.20027271728207555,0.20838115659816742,0.21173092184234177,0.21247220699091754,0.22024550298512077,0.2223296782141552,0.2291546876261829,0.2318251346169785,0.23240269653950105,0.24173787125830623,0.24186375729851486,0.24278820818454222,0.2449794169338529,0.2493425531120752,0.2495369497184493,0.2503128329642721,0.2521865561797338],"n_dims_used":44,"mean_confidence":0.8826478611339222},"coverage":{"mean_confidence":0.8826478611339222,"n_dims_used":44,"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}}