{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003349},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003065","490:4900001200","490:4900002781","490:4900004321","490:4900000682","490:4900001741","490:4900000434","490:4900000674","490:4900004025","490:4900003062","490:4900004183","490:4900000409","490:4900003223","490:4900000904","490:4900000825","490:4900002926","490:4900000403","490:4900000710","490:4900007517","490:4900001291","490:4900002908","490:4900005253","490:4900001025","490:4900002181","490:4900000490"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6854510888667382,0.6785660713445032,0.67542349543926,0.6657770514267207,0.6175746182033389,0.6118484167684948,0.5554752573487338,0.5406210927055224,0.5272146647440494,0.5144980504281687,0.5063919337654668,0.4885261368693791,0.48055937289236533,0.4734734267890371,0.46980848596093394,0.4607240513068552,0.45571725649335165,0.4534123632206523,0.4412522926813266,0.4387718034594473,0.4386994205697234,0.4372601344479048,0.42617631637407055,0.425487906658537,0.4238917586482288],"twin_dists":[0.11287552013124241,0.11437414637361715,0.11505668485732226,0.11714656035244435,0.1275094168705658,0.128735783599933,0.14083224496007055,0.14404206356475383,0.14695313789817838,0.1497294021683502,0.15150785370454734,0.15545518303146388,0.15722909178979927,0.15881472564370258,0.15963789747114152,0.16168784293089347,0.16282373468293093,0.16334816414864284,0.16613160177543546,0.16670297932419564,0.16671967160257095,0.16705181217399553,0.16962444648743727,0.16978512665570505,0.1701580959759388],"n_dims_used":45,"mean_confidence":0.9131100124782986},"coverage":{"mean_confidence":0.9131100124782986,"n_dims_used":45,"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}}