{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000566},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000501","487:4870000571","487:4870000439","487:4870000801","487:4870000966","487:4870001900","487:4870000560","487:4870000799","487:4870000504","487:4870001067","494:4940005575","487:4870000725","494:4940005456","490:4900003703","494:4940007294","487:4870001337","490:4900003627","490:4900012550","487:4870002825","487:4870000440","469:4690005317","490:4900003363","487:4870001338","490:4900012624","490:4900003362"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,494,487,494,490,494,487,490,490,487,487,469,490,487,490,490],"twin_sims":[0.588496055161593,0.33097482704229897,0.16283905393741907,0.12840577369478556,0.06956857616173139,0.06518357068044975,0.058552633956786386,0.049881000987297,0.03887832958346289,0.036328725433067616,0.032066009922141224,0.02890798457320156,0.022101793329953323,0.021508100992988836,0.01869294502988431,0.01298008906012699,0.012808658458516337,0.011526513856676074,0.010053563294311231,0.009742362317334831,0.009376937041752343,0.00921140846539731,0.008871257668335112,0.008833703434494505,0.008153585675614049],"twin_dists":[0.13373731043816708,0.19313458178184945,0.24744365213266056,0.2631399369700543,0.29986341814475187,0.30350352377314915,0.3094083079315965,0.31802626893268887,0.3309796341071785,0.33441843303350494,0.3406555411444549,0.3457510316920248,0.3586086727187149,0.35988713137553546,0.3664030257939249,0.38282534519365086,0.38341068708815557,0.38802294975915397,0.39392146585410015,0.3952655568351827,0.3968936330070748,0.39764982791653725,0.3992426534763865,0.3994218410489989,0.40279091365082587],"n_dims_used":43,"mean_confidence":0.9085122041924055},"coverage":{"mean_confidence":0.9085122041924055,"n_dims_used":43,"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}}