{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003208},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002773","480:4800003147","480:4800002904","480:4800003207","480:4800003125","480:4800002858","480:4800003402","480:4800002992","480:4800003037","480:4800002708","480:4800003695","480:4800003076","480:4800003515","480:4800002769","480:4800003642","480:4800002864","480:4800003292","480:4800003248","480:4800003192","480:4800003450","480:4800002716","480:4800003404","480:4800003252","480:4800002820","480:4800002948"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.47581514056355273,0.4598329095052138,0.38243784775060397,0.3512418445523964,0.33423949501586725,0.3185039050737326,0.30066714179165244,0.27466543948290645,0.2675651367819441,0.26519475045956775,0.25046539099795095,0.2459173021728287,0.231981810586083,0.22592288071238092,0.2231530149192097,0.22102362780409987,0.21415669094131873,0.21231836717670846,0.21048324854256986,0.20906243070774472,0.20845684975181009,0.20834044890304373,0.1970301407467676,0.19529953303191971,0.192217811314719],"twin_dists":[0.15828986792154492,0.1618896914686141,0.18007078962632325,0.1878723480630079,0.1922754385039106,0.19646026963998636,0.20134746887867339,0.20878724578266875,0.21089251356430277,0.2116030331075155,0.21611009535960063,0.21753569314203322,0.22201292895244548,0.22401459767096138,0.22494153051165067,0.22565935434716225,0.22800629251093385,0.22864316983652092,0.2292826730986322,0.2297804057436369,0.22999324884561437,0.2300342083971215,0.2340912293117779,0.2347260548126982,0.23586623713495297],"n_dims_used":43,"mean_confidence":0.9130616298941678},"coverage":{"mean_confidence":0.9130616298941678,"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}}