{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940002178},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940002510","494:4940001876","494:4940002966","494:4940002407","494:4940002399","493:4930006599","494:4940002523","494:4940001671","494:4940003815","494:4940002856","494:4940001589","494:4940002181","494:4940001968","494:4940002967","494:4940003425","494:4940002080","494:4940002410","494:4940003023","493:4930006594","493:4930006741","494:4940003193","494:4940001781","494:4940001507","494:4940002648","494:4940003078"],"twin_admin_codes":[494,494,494,494,494,493,494,494,494,494,494,494,494,494,494,494,494,494,493,493,494,494,494,494,494],"twin_sims":[0.6120597649862559,0.5617275925842098,0.5317196596562267,0.4136957686298509,0.4073509349443834,0.3844829408410788,0.3346981907066659,0.32324471574029484,0.31645618918820495,0.30298799712055996,0.2974907401519216,0.2922703912752967,0.28378611181667474,0.28000596407037576,0.27997504504923504,0.2770810648394248,0.27638278794170196,0.27303542521944674,0.2643601805691981,0.26092035143059994,0.2564398134364033,0.256278534555144,0.2228054812342487,0.21350301337035793,0.2119151265438623],"twin_dists":[0.12869052464606842,0.13948523047667633,0.1459732484326474,0.17255470949387774,0.17405896985396851,0.17957052279367305,0.19215509327533972,0.19518762411137427,0.19701325920548776,0.20070227654360537,0.20223523547810238,0.20370645929609676,0.20613126552132144,0.20722567228221325,0.20723466057374115,0.2080786409812076,0.20828308552522007,0.20926755810179926,0.2118541351526783,0.21289436092073474,0.21426230558902098,0.2143118255606847,0.2250583721975176,0.22823233039145407,0.22878336911886793],"n_dims_used":45,"mean_confidence":0.918443128797743},"coverage":{"mean_confidence":0.918443128797743,"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}}