{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013321},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012462","490:4900012978","490:4900013266","490:4900013318","490:4900012534","490:4900012977","496:4960010348","494:4940007950","490:4900013015","490:4900013048","494:4940008049","490:4900013233","490:4900003702","494:4940007741","494:4940007845","496:4960010350","490:4900013083","494:4940008050","490:4900013017","494:4940005573","494:4940007636","490:4900001101","494:4940004319","490:4900003568","486:4860004987"],"twin_admin_codes":[490,490,490,490,490,490,496,494,490,490,494,490,490,494,494,496,490,494,490,494,494,490,494,490,486],"twin_sims":[0.046916333932929766,0.03441738469662424,0.028275660354870894,0.02435172984242457,0.016703021288265466,0.016357164667621167,0.01050978939474611,0.010373055357871933,0.010291284792963847,0.007552005233356402,0.005389616744620875,0.0053201032287997635,0.002864061059684318,0.002625190090192643,0.0025182840605729403,0.0025054988490480603,0.0022735967709392015,0.0018634267760343382,0.0017919146859195106,0.0016695721793978586,0.0015915725953480125,0.001503054317884891,0.0014674653156167901,0.0013397342718878724,0.0011653045422795685],"twin_dists":[0.3212596798711228,0.3371334301619768,0.3468282998927494,0.3540194803955599,0.3715484443553442,0.3724971135558874,0.39201654530539237,0.3925796053274912,0.39291949636560275,0.405987820020969,0.41976917063005303,0.4202904791186312,0.4444484358681158,0.44774130966788184,0.4493048212273696,0.4494958603353264,0.4531258221322856,0.4604719364714874,0.461903158627744,0.46447837318215185,0.4662126052884146,0.468278345602433,0.4691406847138252,0.4724034823632907,0.477358013383255],"n_dims_used":45,"mean_confidence":0.9126370747884115},"coverage":{"mean_confidence":0.9126370747884115,"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}}