{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001048},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000843","480:4800000431","480:4800000918","480:4800001091","480:4800000509","480:4800000472","480:4800000607","480:4800000340","480:4800001195","480:4800000726","480:4800000430","480:4800001033","480:4800000310","480:4800001011","480:4800000499","480:4800000428","480:4800000365","480:4800000613","480:4800000440","480:4800000436","480:4800000353","480:4800000396","480:4800000475","480:4800000689","480:4800000467"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4995818959521062,0.4638743292718147,0.4597531175355608,0.4363060773207148,0.40285417445458865,0.3742685401432006,0.37416617965044907,0.3529004890073594,0.35171338675957564,0.34804432392058976,0.29987759987551804,0.2911556757704553,0.2853933424684951,0.2772907079970376,0.27465188186923156,0.27464266186104885,0.2641706401257328,0.24682013914948964,0.24608855545276972,0.2436031053129571,0.24344675423753193,0.23278443372180338,0.2294181688816526,0.2239906051941036,0.22209599629406515],"twin_dists":[0.1530077719085772,0.16097539089954913,0.16190777157847333,0.16727221584208019,0.17513136467439636,0.1820821523100686,0.18210748950533667,0.18744890192261732,0.18775185915157266,0.188691624304777,0.20156762168350606,0.20402262498174145,0.20566861653878452,0.20801732216171837,0.20879123354747425,0.2087939455408769,0.2119112322218381,0.2172513614047801,0.21748170856590063,0.21826759006189958,0.21831719975582478,0.22175036576605373,0.22285560417020733,0.22466042809150494,0.22529728078828767],"n_dims_used":43,"mean_confidence":0.9140890254530796},"coverage":{"mean_confidence":0.9140890254530796,"n_dims_used":43,"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}}