{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001368},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002085","490:4900003211","490:4900002152","487:4870001751","494:4940008566","494:4940003927","490:4900002002","490:4900002618","490:4900002736","494:4940008077","494:4940008846","494:4940004168","474:4740000824","490:4900001995","466:4660005649","490:4900004153","494:4940004274","490:4900001541","466:4660003530","494:4940003928","487:4870001102","490:4900012680","466:4660008843","496:4960005259","466:4660006761"],"twin_admin_codes":[487,490,490,487,494,494,490,490,490,494,494,494,474,490,466,490,494,490,466,494,487,490,466,496,466],"twin_sims":[0.06473736589689152,0.0640266943335269,0.04036625154214631,0.03694554092187513,0.028061780097008403,0.027694012732843505,0.02689395033199842,0.021729961568718842,0.01779716058330347,0.016184096485373556,0.014612438625195604,0.012332288300187892,0.011742101172852909,0.011290795301319156,0.011147863514568026,0.010918981626069177,0.010300021014861162,0.00959195847494694,0.008839702816836286,0.008376896622820911,0.008070217238832214,0.007664535865453155,0.007527978812409838,0.0067691349501634145,0.006485892265385925],"twin_dists":[0.3038850266957282,0.30449710912929484,0.32906008495810346,0.3335681686598719,0.34719736910990057,0.3478376793808457,0.34925632658671035,0.35940582723669806,0.36865674957269995,0.37297846381550864,0.37757004770060754,0.3850744334636192,0.3872165750912409,0.3889200961083903,0.38947223321838037,0.39036963698984267,0.3928830684739997,0.39592893809490354,0.3993931697240412,0.40165783459237964,0.4032210627399867,0.4053728464300523,0.40612018785358495,0.4105094841826771,0.41226204308708053],"n_dims_used":43,"mean_confidence":0.9123547576194586},"coverage":{"mean_confidence":0.9123547576194586,"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}}