{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000286},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000433","490:4900000025","490:4900000288","490:4900000348","490:4900001191","490:4900000030","490:4900000026","490:4900000423","490:4900000046","490:4900001045","490:4900000835","494:4940008238","490:4900000714","496:4960004364","496:4960006764","496:4960006636","496:4960006637","490:4900000695","496:4960008156","490:4900000730","496:4960007031","496:4960008257","496:4960008265","494:4940008339","490:4900000624"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,494,490,496,496,496,496,490,496,490,496,496,496,494,490],"twin_sims":[0.7569022027279079,0.6838639700328293,0.6726911633560759,0.6567569964249784,0.5776524926591945,0.5573859487928644,0.5543840407051591,0.5517679668363997,0.5489562698972668,0.5322975155584581,0.5168300526982423,0.515994695663241,0.5047821767986882,0.5045873943502353,0.48425331159071766,0.4815691147304515,0.47795130423404353,0.4624385138913522,0.4618142386659229,0.4504043037944627,0.44903378419794293,0.44001762512872544,0.43986306120083163,0.4248997183637129,0.4248705109363405],"twin_dists":[0.09693218262456385,0.11322139523448659,0.11564941341826149,0.11909443710422223,0.13606270335238763,0.1404203740773307,0.14106756347522995,0.14163200445816332,0.1422391284230893,0.1458476852836675,0.14921908029050374,0.1494018200614732,0.15186190821495996,0.15190476969562886,0.15640546098256666,0.15700375425351176,0.15781181708273095,0.16129989631060326,0.16144109769830126,0.16403406328167788,0.16434713490981265,0.1664158484775565,0.16645145429100222,0.16992249981995508,0.16992932336201846],"n_dims_used":45,"mean_confidence":0.9156791687011718},"coverage":{"mean_confidence":0.9156791687011718,"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}}