{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008370},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009235","490:4900009124","490:4900008034","490:4900008686","490:4900007803","490:4900009461","490:4900009413","490:4900008684","490:4900008026","490:4900009126","490:4900008464","490:4900009228","490:4900008583","490:4900009665","490:4900009025","490:4900008700","490:4900009225","490:4900008587","490:4900009422","490:4900009317","490:4900009040","490:4900009017","490:4900009026","490:4900009559","490:4900009227"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.11984624015263877,0.10510321319693401,0.07402060439586068,0.06286749171911017,0.03807650978235671,0.03622391379910763,0.02424708988590551,0.023422860911353847,0.018722850863143552,0.017561380780653824,0.01370049174315564,0.013210527739130493,0.012555795558626945,0.011579376907116388,0.010522070897751418,0.006989451451089559,0.005717189164053994,0.005221836866689867,0.004265451547524541,0.004036174822110383,0.0038941697234184773,0.003627387701707902,0.0036128187320552223,0.003362925033846085,0.0029727456920095375],"twin_dists":[0.2675254101583169,0.2756775247606474,0.2963536478159854,0.3055075345210645,0.3320399563713767,0.3345641296492405,0.3542245953064539,0.35586760225636355,0.36632942825902354,0.3692664481989046,0.3804379797365771,0.38204920829892614,0.38428686341026785,0.3878239915360934,0.39196629079932144,0.40919134082451175,0.41739154783326887,0.42103802696226533,0.42906596574821404,0.43123250110340294,0.4326311888484934,0.4353892806747877,0.4355451643700642,0.43831221935176745,0.443032669488097],"n_dims_used":45,"mean_confidence":0.8915612114800348},"coverage":{"mean_confidence":0.8915612114800348,"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}}