{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004900},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007554","490:4900005177","490:4900005321","490:4900004911","490:4900005040","490:4900005967","490:4900005709","490:4900004622","490:4900005444","490:4900005191","490:4900006814","490:4900005175","490:4900005838","490:4900004639","490:4900006702","490:4900004763","490:4900004625","490:4900005188","490:4900001928","490:4900005179","490:4900003798","490:4900006448","490:4900007187","490:4900002383","490:4900005437"],"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":[0.3989950268159247,0.3448956019456022,0.2386351751449592,0.22023689267035737,0.18170687869840577,0.15756164187502072,0.15673278468771448,0.13309813470950235,0.11824546452161137,0.11235415635492985,0.1068396317116648,0.10280499034143098,0.09629235401754443,0.09279504792855582,0.09002187859047481,0.08429910261392731,0.0818631043091791,0.07836650017430179,0.07649657588500915,0.07093237956142252,0.06951145811118199,0.06757005047517578,0.0654172227367638,0.0542107977060591,0.052193453985540546],"twin_dists":[0.1760560007767906,0.18950227709385958,0.21985409744138942,0.22592573459746848,0.2398539842292169,0.2496793374289768,0.250035402652301,0.2608291395269682,0.26837189435561126,0.2715649931061221,0.2746731088620249,0.27702696263867965,0.28098346743617153,0.2831956007385429,0.2849969811028657,0.2888581481509707,0.2905653600102747,0.2930884053338527,0.29447500212893074,0.2987693778740434,0.29990961680261985,0.3014985486149055,0.30330460281121313,0.3135803383628348,0.31561361330095783],"n_dims_used":45,"mean_confidence":0.9115216573079427},"coverage":{"mean_confidence":0.9115216573079427,"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}}