{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000910},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000988","480:4800000952","480:4800001184","480:4800000867","480:4800000866","480:4800000951","480:4800000454","480:4800000865","495:4950001686","480:4800000455","480:4800000452","495:4950001115","480:4800000821","480:4800001062","480:4800000860","480:4800000820","495:4950001627","480:4800000819","480:4800000901","480:4800000902","480:4800000981","480:4800001017","480:4800000671","480:4800000389","480:4800001113"],"twin_admin_codes":[480,480,480,480,480,480,480,480,495,480,480,495,480,480,480,480,495,480,480,480,480,480,480,480,480],"twin_sims":[0.9009649379935272,0.8983393400130406,0.8551524930577145,0.8507526739474789,0.8219105149945234,0.8174833050365794,0.7827596815017588,0.780240776522583,0.76912794307566,0.7510090138287342,0.7119297515463258,0.6988510550777332,0.6981536602022265,0.6944645352580787,0.6791554148746248,0.6784698451405157,0.6621854593313233,0.6590149065085568,0.6485871407081465,0.6457423839680188,0.6422778785089625,0.6406653115727922,0.6405650165680503,0.6183932639631574,0.6022765418092949],"twin_dists":[0.059314102546389164,0.060138310274780976,0.07265440966726262,0.07384225758006169,0.0813399574556716,0.08245236016067499,0.09089906928347381,0.09149521101407825,0.09410263834457472,0.09828292047751788,0.10706196660940556,0.10994435603741498,0.11009742370007046,0.11090614839588411,0.11424604583534714,0.1143950591710997,0.11792283222405911,0.11860735554484172,0.12085432178287561,0.12146627515166264,0.12221102805702168,0.12255749568979236,0.1225790409493977,0.1273340598907118,0.13078542299346826],"n_dims_used":42,"mean_confidence":0.9003776368640718},"coverage":{"mean_confidence":0.9003776368640718,"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}}