{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001803},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001745","480:4800001801","480:4800001351","480:4800001917","480:4800001971","480:4800002484","480:4800001407","480:4800005225","480:4800001911","480:4800004038","480:4800001504","480:4800004954","480:4800001958","480:4800002399","480:4800002294","480:4800003972","480:4800002018","480:4800006058","480:4800005226","480:4800004047","496:4960009970","480:4800005048","480:4800001287","480:4800005473","496:4960005787"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,496,480,480,480,496],"twin_sims":[0.48278405906832184,0.40567948842394524,0.356341641762056,0.288385158989744,0.23087157572842207,0.20901651666669896,0.16000741270521454,0.15386319303527798,0.1515213276784196,0.1469481087790627,0.14052090846019932,0.13956321550646297,0.13736313689820812,0.13396216351699028,0.12764480109178583,0.12685886015351977,0.1239565943659863,0.11541821635260241,0.11400537855156641,0.1126910178218268,0.11115792147712389,0.10840959375057045,0.10789341640580506,0.10573535866340623,0.10287476459101068],"twin_dists":[0.15673282055240365,0.17445695911299297,0.18657367089787338,0.20481155872914433,0.22237710855319548,0.2297965284030941,0.2486365660378845,0.25127886959770634,0.25230631358698596,0.2543468906655346,0.25729568294268235,0.25774360950088454,0.25878137541096374,0.26041035485565844,0.2635206707342123,0.2639157050851694,0.26539074160820636,0.269888627120387,0.2706572880546097,0.2713789838228761,0.2722290310013586,0.27377583144518614,0.27406972275354036,0.27531038292147697,0.27698564916836155],"n_dims_used":43,"mean_confidence":0.9198210073071856},"coverage":{"mean_confidence":0.9198210073071856,"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}}