{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005306},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930005551","480:4800005301","494:4940007286","494:4940000468","480:4800005218","494:4940000781","494:4940007066","494:4940005584","493:4930005326","494:4940007177","480:4800005308","494:4940004106","493:4930005741","494:4940007071","494:4940004695","494:4940001001","494:4940000941","480:4800005221","493:4930005651","494:4940004252","493:4930005419","493:4930004182","493:4930006766","493:4930005652","494:4940006848"],"twin_admin_codes":[493,480,494,494,480,494,494,494,493,494,480,494,493,494,494,494,494,480,493,494,493,493,493,493,494],"twin_sims":[0.3210219578746308,0.2588764147017156,0.206398351560969,0.1934435574529489,0.18706694440824723,0.16798209784402865,0.16481369751944705,0.1645579833373926,0.1588180202961851,0.15449293882417578,0.15418557640750352,0.14642609699246253,0.1258102272138263,0.12366247940439759,0.1232123554225449,0.12224310001982586,0.1120618528868009,0.11167136554268792,0.11107421270157376,0.10881837667084607,0.10553087232291838,0.1054968491513427,0.09888977020973082,0.09731982052823585,0.09727303971623823],"twin_dists":[0.19578300071901678,0.21351654013456106,0.23071991440511344,0.23541122091937655,0.2378007703437391,0.2453148489432646,0.2466206435385767,0.24672681882249523,0.2491422108156843,0.25100454033491426,0.2511383307143377,0.2545827802432515,0.264445674120747,0.26554168067603673,0.2657732129325491,0.26627396798045333,0.27172674708035066,0.2719433424542753,0.27227570448050403,0.27354385487440724,0.2754289586868133,0.275448705081316,0.2793810924190025,0.2803456017502463,0.2803745286838075],"n_dims_used":43,"mean_confidence":0.921346620071766},"coverage":{"mean_confidence":0.921346620071766,"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}}