{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002927},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003159","487:4870012350","469:4690004319","469:4690004310","478:4780001172","466:4660014555","478:4780001177","487:4870003035","487:4870006655","470:4700001864","478:4780006777","487:4870007378","487:4870006456","487:4870011592","487:4870005730","487:4870003158","487:4870003437","487:4870012038","469:4690006570","470:4700002039","469:4690002143","469:4690002742","487:4870005153","474:4740001780","469:4690004402"],"twin_admin_codes":[487,487,469,469,478,466,478,487,487,470,478,487,487,487,487,487,487,487,469,470,469,469,487,474,469],"twin_sims":[0.49683646193167313,0.41598309046937043,0.37042713138811956,0.3597632288295727,0.3160288452129087,0.3098684298731094,0.3077597424244616,0.29130403062770077,0.2778086841528349,0.2767345787210216,0.27617800940493475,0.2734867056587199,0.2683850761252431,0.2569227839714827,0.2516517029963968,0.24902084307793182,0.2444343293374512,0.2393762669640426,0.23025705071981503,0.22666646623294617,0.2203174325698153,0.22007157534586336,0.2165359473231125,0.20913493494268912,0.20801384770013248],"twin_dists":[0.15361405437296755,0.17201488935923306,0.18303536662623654,0.18570772527213286,0.1971289189341609,0.19880619527694954,0.1993846950146926,0.20398050578497323,0.2078659397623577,0.20818004730751255,0.2083431013122091,0.20913440452846688,0.21064764877368047,0.21411412932108784,0.21574097465355183,0.2165610775205896,0.2180041899633876,0.2196160780441119,0.2225791814503849,0.22376704456099353,0.22589843540234525,0.22598179025628437,0.2271874703403333,0.2297549508763048,0.23014921731815768],"n_dims_used":43,"mean_confidence":0.9151849081349928},"coverage":{"mean_confidence":0.9151849081349928,"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}}