{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004013},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930002054","480:4800003927","480:4800004104","470:4700005299","480:4800004264","480:4800005031","480:4800005762","479:4790002852","493:4930001586","480:4800004012","481:4810000516","480:4800005687","480:4800004928","481:4810002777","480:4800004244","481:4810003957","493:4930001727","480:4800003933","481:4810002478","480:4800004246","481:4810000514","470:4700008443","468:4680002288","480:4800003935","496:4960007343"],"twin_admin_codes":[493,480,480,470,480,480,480,479,493,480,481,480,480,481,480,481,493,480,481,480,481,470,468,480,496],"twin_sims":[0.3593193412959785,0.3435302855712427,0.34256617882908663,0.32298998575394333,0.30226858911201915,0.300450408808688,0.3001645803600347,0.29205864670045073,0.2808979606654919,0.2807760505327228,0.28017317143243275,0.27485455756225535,0.26372040354996185,0.2552933104892993,0.2508080939953412,0.24788774442503195,0.2412258282725681,0.24065774424515068,0.23326529979072655,0.2316596641314643,0.22933729047302998,0.2284246347307959,0.2271039706936813,0.22702310588768346,0.22191911312957807],"twin_dists":[0.1858198266366826,0.18985500184611515,0.19010452483853257,0.19525573859347606,0.20090196149873907,0.20140786819163073,0.2014875620145813,0.2037664610262963,0.20696662397990392,0.20700199892223795,0.20717707482600908,0.2087316321669579,0.2120469639042685,0.21461476347344724,0.21600334898297324,0.21691600001132927,0.219024128811587,0.21920562874807095,0.22159334425377325,0.22211848116525434,0.22288228992450504,0.22318385172179972,0.2236216429873681,0.22364850384829865,0.22535692290253687],"n_dims_used":43,"mean_confidence":0.9198558718659157},"coverage":{"mean_confidence":0.9198558718659157,"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}}