{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001172},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001173","480:4800001174","495:4950001626","495:4950001389","480:4800000746","495:4950001278","495:4950000902","480:4800001020","480:4800001022","495:4950001221","480:4800000599","480:4800001176","480:4800000520","480:4800000361","480:4800001017","480:4800000823","495:4950001443","495:4950001113","480:4800000860","495:4950000959","480:4800001062","480:4800001181","480:4800000637","480:4800000636","495:4950001010"],"twin_admin_codes":[480,480,495,495,480,495,495,480,480,495,480,480,480,480,480,480,495,495,480,495,480,480,480,480,495],"twin_sims":[0.6823257147934331,0.6689274112778604,0.6287127413884406,0.4984694000576267,0.4681801945337661,0.4632377823624462,0.4273633678718881,0.4124672138722897,0.39757249631653185,0.38619977292834873,0.3854382843544305,0.38045169230458986,0.37582154690984115,0.3722096237371618,0.36042296405128565,0.3545201795263551,0.35109525944691583,0.3497284563213512,0.3464950820571876,0.34445267499466375,0.34275742086194727,0.33254184213726146,0.3310700147396074,0.3289987254500729,0.32856238980061325],"twin_dists":[0.11355637978525307,0.11646486637077515,0.12512256901339258,0.15325333413982398,0.16000431692923267,0.1611192119522809,0.16934763132129074,0.17284518838972598,0.1763978580830436,0.1791515338868504,0.17933726385644372,0.1805578692962471,0.18169815424008934,0.18259245149084447,0.18554124321672577,0.18703639811327818,0.18790982082913116,0.18825962251093156,0.18908999731752782,0.1896166243422795,0.1900549992684113,0.19272162524769706,0.19310946642801513,0.1936568755496308,0.19377243350500634],"n_dims_used":42,"mean_confidence":0.8999324071974981},"coverage":{"mean_confidence":0.8999324071974981,"n_dims_used":42,"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}}