{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000471},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000640","480:4800000681","480:4800000309","480:4800000434","480:4800000565","480:4800000651","480:4800000724","480:4800000429","480:4800000691","480:4800000652","480:4800000312","480:4800000318","480:4800000683","480:4800000447","480:4800000798","480:4800000345","480:4800000572","480:4800000544","480:4800000532","480:4800000646","480:4800000537","480:4800000728","480:4800000528","480:4800000405","480:4800000412"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6595370865057385,0.6109679941064659,0.5931331420654818,0.5831376025211585,0.5787526956487705,0.5467227440098107,0.5428900285548314,0.49087234020735154,0.4903247541315963,0.4849093119442812,0.48333635371870637,0.474793685500186,0.46921768063135105,0.46533551650059574,0.45734154354809853,0.4516554222871147,0.4062868979843518,0.3978721844833564,0.38995167658949015,0.38253000942768906,0.3809595459688654,0.3763936239537039,0.3738115851650879,0.36721274809442545,0.35949119336264673],"twin_dists":[0.11849466293751283,0.12892431797213716,0.13274371946693614,0.1348860313347415,0.13582661287990302,0.14272177657853813,0.14355079489899428,0.15493445912324258,0.15505592538017832,0.156259399369767,0.15660972908860685,0.1585187060290315,0.15977079830794383,0.16064551100968383,0.16245474276847488,0.16374857705349774,0.1743122442266859,0.1763257916980214,0.17823894896565387,0.1800482176896409,0.180433208301563,0.18155689770891184,0.18219528829373965,0.18383676596977638,0.18577641794451316],"n_dims_used":43,"mean_confidence":0.9149279927098474},"coverage":{"mean_confidence":0.9149279927098474,"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}}