{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004723},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004457","489:4890004256","489:4890004407","489:4890004197","489:4890004720","489:4890004773","489:4890004685","489:4890004350","489:4890004453","489:4890004761","489:4890004722","489:4890004678","489:4890004497","489:4890004255","489:4890004597","489:4890004673","489:4890004514","489:4890004406","489:4890004191","489:4890004206","489:4890004512","489:4890004032","489:4890004402","489:4890004249","489:4890004510"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9550648926940251,0.9503520566948545,0.9415673657999832,0.9387383904560668,0.938223063841463,0.9315145808946018,0.9260015745821553,0.9206085764888443,0.9105436900409422,0.9094002973376245,0.9028334391207401,0.9021710028230616,0.9016785132156389,0.8920610028847457,0.8894184062046901,0.8867567512910788,0.8864282543210791,0.8790220915143261,0.8769300342095393,0.8756443228216053,0.8700909428919276,0.8692815071029507,0.8637341187284703,0.86298063849796,0.8596343117647425],"twin_dists":[0.03938260054271153,0.04144717013009804,0.0450682742364974,0.04618072446744027,0.04638085077213158,0.04892095800903117,0.050926482239176785,0.052825665487060504,0.056226322949407895,0.05660201063630303,0.058721998052309266,0.05893245592521457,0.05908853518729905,0.062074233631062396,0.06287521742220044,0.06367415704908709,0.06377223185827607,0.06595405721016913,0.066560660384954,0.06693144288070434,0.06851603404567848,0.06874477870577941,0.07029804769972058,0.070507141094234,0.07143054274516711],"n_dims_used":45,"mean_confidence":0.9204015096028646},"coverage":{"mean_confidence":0.9204015096028646,"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}}