{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007214},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005991","490:4900005472","490:4900006601","490:4900006129","490:4900006125","490:4900007224","490:4900005604","490:4900007223","490:4900005464","490:4900005994","490:4900007466","490:4900005863","490:4900006971","490:4900007830","490:4900008619","490:4900005861","490:4900012131","490:4900008287","490:4900008040","490:4900006128","490:4900006234","494:4940008951","490:4900008372","490:4900008057","490:4900007461"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490],"twin_sims":[0.0010037484532867827,0.0007890407707435375,0.0006603100896159024,0.0006115322611866773,0.0004740068029182962,0.0003149244927718287,0.00021984026814005826,0.00020217442379187245,0.0001841066922816581,0.0001683540121868286,0.00015353885665658312,0.00014637573810773243,0.0001228858463442516,0.00009622520655343479,0.00007813316693651369,0.00006540458969746803,0.00005107749925792046,0.000047670376061462525,0.00004622124590269128,0.00003896636878621907,0.00003721477177778802,0.000035658529388038536,0.00003436804579858577,0.000031998119463861784,0.000025699930654698412],"twin_dists":[0.4826026145497863,0.49094248540278623,0.4970241142943149,0.49962169521671346,0.5081492261284458,0.5215452065866429,0.5330429115914022,0.535687148451342,0.5386267849956122,0.5414206025394132,0.5442827913957102,0.5457613914583508,0.5511410126673242,0.5585756365633586,0.5648299810438199,0.5701155126376509,0.5773842421851353,0.5793974508073406,0.5802954578105539,0.5852373135775181,0.586561404894303,0.5877885191191752,0.5888453490602941,0.5908884813059158,0.5971126203237921],"n_dims_used":45,"mean_confidence":0.9276854621039496},"coverage":{"mean_confidence":0.9276854621039496,"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}}