{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004870},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000214","493:4930002166","496:4960005266","490:4900001188","490:4900000672","496:4960004215","494:4940005107","490:4900004325","490:4900000784","480:4800004608","493:4930006450","493:4930005808","493:4930002669","466:4660003271","494:4940007823","490:4900000610","466:4660011520","496:4960008484","494:4940008429","494:4940008494","494:4940004968","490:4900004045","480:4800005477","494:4940005735","466:4660004069"],"twin_admin_codes":[493,493,496,490,490,496,494,490,490,480,493,493,493,466,494,490,466,496,494,494,494,490,480,494,466],"twin_sims":[0.30063490406943405,0.2285781279036208,0.2152132568811202,0.19667126835076892,0.19291821778143967,0.18916428678058317,0.185888746807163,0.1822432014793516,0.18199143190448475,0.17491663306719676,0.16946891585567556,0.1638265574666846,0.16359139642160883,0.16081874027877333,0.15035172470019328,0.14712519039342212,0.1465369658020595,0.14602966941627055,0.14506707681553546,0.14017136092731558,0.13953387452150995,0.13699481618465525,0.1364947464343728,0.13222408355175458,0.13146100800976568],"twin_dists":[0.2013564513014871,0.2231330785170427,0.2276419214728473,0.23422255326555702,0.2356059887474031,0.23700862044740448,0.23824850232583256,0.23964663460573316,0.23974391835268777,0.24251749260724423,0.2447081949415053,0.24703117482801304,0.24712923726890498,0.2482932136610895,0.25282382590784075,0.2542670107883254,0.25453262827519385,0.25476233605698256,0.2551998344615172,0.2574589067372361,0.2577573688399087,0.2589563225100074,0.2591944129055077,0.2612548674125442,0.2616282776419037],"n_dims_used":43,"mean_confidence":0.9190750122070312},"coverage":{"mean_confidence":0.9190750122070312,"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}}