{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001115},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001113","480:4800000859","480:4800000981","480:4800001121","495:4950001561","495:4950001687","480:4800001181","480:4800001120","480:4800001182","480:4800000988","480:4800001114","480:4800001177","480:4800001062","480:4800000860","480:4800001015","495:4950001107","480:4800001019","480:4800000452","495:4950001224","480:4800001017","480:4800000867","480:4800000858","480:4800000901","480:4800000900","480:4800001056"],"twin_admin_codes":[480,480,480,480,495,495,480,480,480,480,480,480,480,480,480,495,480,480,495,480,480,480,480,480,480],"twin_sims":[0.7220370063859929,0.6229207549335263,0.6208446456905545,0.6185561533389449,0.5662252204382819,0.5577953240207898,0.5551530679550546,0.5427810191425634,0.5407103219419238,0.5395931689521425,0.5286590909350203,0.5176372084822076,0.5112497849159483,0.4993535240696614,0.4991469459127446,0.4865338342508689,0.48178773047679724,0.4788255524094522,0.4669071728892239,0.46558079727230567,0.45040532341674516,0.4503268192544287,0.44669673743651983,0.44365912354722487,0.42892360933990237],"twin_dists":[0.10481746349740508,0.1263640676051368,0.12680890621471955,0.12729916728278134,0.13851750203134022,0.14033215548643216,0.1409017171496552,0.1435743889297143,0.1440227365024062,0.14426475519558277,0.1466387634484359,0.14904257775176555,0.15044119220088756,0.15305816812214879,0.15310376054054423,0.15589795388051383,0.15695498688022128,0.1576163690160514,0.1602910916309274,0.16059017131274936,0.16403383049921863,0.1640517537820992,0.1648818231971847,0.16557838418214388,0.16898427084092005],"n_dims_used":43,"mean_confidence":0.9019864991653798},"coverage":{"mean_confidence":0.9019864991653798,"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}}