{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000004182},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000005723","500:5000005095","500:5000007088","475:4750011834","475:4750010261","500:5000002975","475:4750010779","475:4750011661","475:4750010194","475:4750011590","475:4750010130","500:5000003851","500:5000011244","475:4750010131","475:4750011783","475:4750011248","500:5000006159","500:5000004713","500:5000009340","475:4750010448","500:5000005057","500:5000006533","500:5000003482","498:4980004685","500:5000009309"],"twin_admin_codes":[500,500,500,475,475,500,475,475,475,475,475,500,500,475,475,475,500,500,500,475,500,500,500,498,500],"twin_sims":[0.6178504726537583,0.5493708893938598,0.45373805896732183,0.4522802988650228,0.4426031431180244,0.4396785446751863,0.4388903114009273,0.43847851828815615,0.4179899674032879,0.4165977613880414,0.4014058944257658,0.4012103280037973,0.3914375090538551,0.3907925042313822,0.38015830384539706,0.37676789224338453,0.37425316568655026,0.3732949983557009,0.3732783860472238,0.3606865435511321,0.35725416313322966,0.3525518763657033,0.3504352221970693,0.3491158607473591,0.34711300659552297],"twin_dists":[0.12745032882148538,0.14214956857053596,0.16327399986086644,0.1636060996800197,0.16582096131178742,0.16649396648551143,0.1666756524455156,0.1667706207589346,0.17154230625181452,0.1718700419057622,0.17547789464918492,0.17552473106829578,0.17787868803145654,0.17803499976439877,0.18062992288883284,0.18146454059401831,0.182085957717387,0.18232327028343515,0.1823273873526323,0.18547477325133024,0.18634231121512793,0.18753781533377806,0.1880786529905028,0.1884166345542156,0.18893099144020017],"n_dims_used":44,"mean_confidence":0.9204240278764204},"coverage":{"mean_confidence":0.9204240278764204,"n_dims_used":44,"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}}