{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001904},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001903","480:4800002401","481:4810003662","469:4690002895","480:4800004847","469:4690002797","480:4800004609","481:4810004550","468:4680002885","467:4670001830","466:4660005694","480:4800004957","480:4800001895","480:4800004329","480:4800003932","481:4810003374","500:5000009544","480:4800004707","480:4800004551","480:4800001905","467:4670001160","490:4900002353","481:4810003573","480:4800004772","480:4800001731"],"twin_admin_codes":[480,480,481,469,480,469,480,481,468,467,466,480,480,480,480,481,500,480,480,480,467,490,481,480,480],"twin_sims":[0.33003363807624053,0.09791773807092631,0.05833341173652411,0.05044516587920096,0.04725759254438837,0.03695643573413018,0.03260810927787554,0.031674797100114,0.029804202913161517,0.02910784468750228,0.027885042587024938,0.024047950657191116,0.02253627035968177,0.019714359001167796,0.018881904668955906,0.018709350546212596,0.016110958830200865,0.016050568183543484,0.01601721002635119,0.015656785337404586,0.015422504361483286,0.014881161595800645,0.014217097049204895,0.012934324830724648,0.012416770758634498],"twin_dists":[0.19338312870120453,0.2799768373794754,0.30961272854640814,0.3174292075652614,0.3208789352833997,0.333553259042696,0.33982444576815146,0.3412628033964417,0.3442583335284713,0.34541474722975846,0.3475041753360278,0.35461707319235236,0.3576918452703991,0.3639456712950907,0.3659397189026626,0.3663626394773526,0.37318324048255225,0.37335294380723516,0.3734469240986616,0.37447348030169575,0.3751519610546277,0.3767550842597706,0.3787933653376334,0.3829809324333836,0.3847752681240248],"n_dims_used":43,"mean_confidence":0.9212435345317043},"coverage":{"mean_confidence":0.9212435345317043,"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}}