{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001302},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001537","480:4800002090","480:4800001303","480:4800001472","480:4800001471","480:4800001479","480:4800001300","480:4800001759","480:4800002039","480:4800001536","480:4800002191","480:4800001417","480:4800001932","480:4800001245","480:4800001470","480:4800001422","480:4800001299","480:4800001478","480:4800001362","480:4800001360","480:4800002089","480:4800001295","480:4800001241","480:4800001301","480:4800002047"],"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":[0.40210928892048214,0.35175277200919214,0.268956025608267,0.246971811176184,0.2451878530004064,0.2278800789986172,0.2236146766483281,0.20936267848714682,0.1784423575617013,0.169650485159501,0.16739647522405976,0.16405296198150682,0.1561321802368883,0.1522104545906566,0.13771313299138419,0.11046985899808043,0.10739646502541911,0.09902374352083601,0.09617556327389719,0.09203687367786918,0.0901914527938952,0.08136855875248973,0.08102934880728972,0.07544635227832908,0.07146855806657836],"twin_dists":[0.17530952311689596,0.18774179920973735,0.21047741552807098,0.21720366074792577,0.21776591061298772,0.22336416474871085,0.22478650613635187,0.22967503345159568,0.24112552412429966,0.24463437316024414,0.24555485622920512,0.24693686006029106,0.25029427375110924,0.25200277031594337,0.2586154571365609,0.27261348268719315,0.2743536994764605,0.27929934253803046,0.28105631092867167,0.283683816148397,0.2848855785056183,0.29091689976204155,0.2911590120520891,0.2952657803913908,0.2983439268841074],"n_dims_used":43,"mean_confidence":0.9130455726800963},"coverage":{"mean_confidence":0.9130455726800963,"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}}