{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920002002},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920002490","492:4920002323","492:4920002792","492:4920002489","492:4920002213","492:4920001700","492:4920001701","492:4920002382","492:4920002100","492:4920002152","492:4920002212","492:4920002545","492:4920002799","492:4920002267","492:4920002539","492:4920002689","492:4920002436","492:4920001608","492:4920002268","492:4920001805","492:4920002381","492:4920002741","480:4800005854","492:4920002487","492:4920002322"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,480,492,492],"twin_sims":[0.8805617087544895,0.8594992155316745,0.8330119430971555,0.8271449757456488,0.7773843074459393,0.7212609769929473,0.6104918185960502,0.6086751742074323,0.6065541026285399,0.6039992147397342,0.5789414235748349,0.5693690489636821,0.5688923122275117,0.5562301964309113,0.5545319678988248,0.5542780790549098,0.5436770618195395,0.5372691846731399,0.5284977846303767,0.5239588384996797,0.5095586890550964,0.4913890097076384,0.4706753501298243,0.44553654309338475,0.44085946026970046],"twin_dists":[0.06550498089047312,0.07146764622041522,0.07850852051661557,0.08001265524441058,0.09216888611586162,0.10499036875331122,0.12902628482884027,0.12941528729643037,0.12986946754448267,0.13041654073259207,0.13578611801955615,0.13784162039615416,0.13794408469737454,0.1406694845199645,0.1410356591911313,0.1410904176134746,0.14338047459592518,0.14476852658035555,0.14667386197078927,0.14766245455547833,0.1508122145527155,0.1548198877592392,0.15944299976922574,0.16514765535726386,0.16622200647740393],"n_dims_used":44,"mean_confidence":0.9194743416526101},"coverage":{"mean_confidence":0.9194743416526101,"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}}