{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007526},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006688","490:4900007071","490:4900008121","490:4900004766","490:4900004758","490:4900006689","490:4900008882","490:4900006565","490:4900008998","490:4900006217","490:4900006698","490:4900007645","490:4900005316","497:4970000205","490:4900006943","490:4900009431","490:4900007764","490:4900005181","490:4900007777","490:4900008576","490:4900004623","490:4900005185","491:4910005872","491:4910002763","490:4900004624"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,490,490,490,490,490,490,490,491,491,490],"twin_sims":[0.08413889733380846,0.006081141431409173,0.005412567576476531,0.004167066161471586,0.004110071523770504,0.0040700403097244185,0.003243559447919493,0.0032047062916505807,0.0031581555960821855,0.0027028469243155816,0.0024066306931163424,0.0023404631956523876,0.0023010027975702836,0.0021502538449626914,0.0020657833831446096,0.0018392921605675013,0.0014601034176601625,0.0012051164904981792,0.0011638220261183435,0.0011088461516671284,0.001099732008646482,0.0010946200413202787,0.0010908305757220626,0.0010140844116213936,0.0010130139606273256],"twin_dists":[0.2889692052864621,0.41489005611623325,0.41959838827235474,0.42998236162582126,0.43052226389934856,0.4309055576837616,0.43970077318384254,0.44016281466993495,0.4407231776113742,0.44664172839831984,0.45100409620712817,0.4520455525545608,0.45267957959744043,0.4551973636914559,0.4566799835394674,0.4609492187303451,0.46932147476448366,0.476169502308718,0.47740299337956454,0.4791096173063043,0.47940009761398716,0.4795640009848249,0.4796859598290386,0.48224442032927733,0.4822813593900714],"n_dims_used":45,"mean_confidence":0.8947261386447483},"coverage":{"mean_confidence":0.8947261386447483,"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}}