{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008888},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009123","490:4900009122","490:4900009322","490:4900009630","490:4900008678","490:4900007903","490:4900009107","490:4900008667","490:4900008674","490:4900008132","490:4900008673","490:4900009427","490:4900008241","490:4900009000","490:4900010137","490:4900008337","490:4900009636","490:4900009010","490:4900009121","490:4900008563","490:4900008668","490:4900008455","490:4900010399","490:4900008021","490:4900008557"],"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":[0.3431434461609363,0.31704592561173667,0.24203533576786174,0.2092016194632486,0.1862282730281193,0.16658428121878668,0.1343038203401116,0.12692564402118195,0.12599196863284653,0.12328043241028237,0.10532485070077666,0.09284711855071205,0.08948276804866612,0.08813526259414964,0.07907712615882065,0.0787435904413842,0.07763233522181764,0.07410551561216448,0.07066306167485138,0.06961125716423412,0.06892552488767743,0.06716679073747729,0.0657351094230327,0.06395734308957748,0.06247490899259681],"twin_dists":[0.18995507590718283,0.19685379322821453,0.21876597346159643,0.22973154450158031,0.2381192735549144,0.24588872301033052,0.26024531767166464,0.26388206581167967,0.2643535843645681,0.26573815460038325,0.27554860554977206,0.28316218639314816,0.28535226068535313,0.2862477641247379,0.292568429192903,0.2928120130251944,0.2936296003215964,0.2962883875719102,0.2989840630459161,0.2998289166827253,0.30038532604608564,0.3018332451914682,0.3030348978136773,0.30455713662149964,0.30585319103551944],"n_dims_used":45,"mean_confidence":0.875728522406684},"coverage":{"mean_confidence":0.875728522406684,"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}}