{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002159},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001942","480:4800002207","480:4800002254","480:4800002214","480:4800002346","480:4800002057","480:4800002108","480:4800001943","480:4800002107","480:4800001774","480:4800002205","480:4800002391","480:4800002250","480:4800001713","480:4800002351","480:4800002117","480:4800002210","480:4800002112","480:4800001610","480:4800001377","480:4800002265","480:4800001326","480:4800001889","480:4800002167","480:4800002253"],"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":[0.43299899557420696,0.40542455191899274,0.3498713026193745,0.34471770811070435,0.32913092396710103,0.31650826283889405,0.3097802957973614,0.296826895046903,0.2688132932075099,0.24011997846948469,0.23797772542664564,0.2194674745307294,0.21044343633511406,0.2083224123604339,0.1898289970156695,0.18165327112062157,0.17318580428579544,0.17219987418331753,0.16544104754593786,0.1647974091612929,0.16207209399775344,0.15821580216349782,0.15593437331157994,0.15421772584997342,0.15087966705939437],"twin_dists":[0.1680376998084913,0.17451772631448215,0.18822303085551126,0.1895481932913958,0.19362188110216103,0.19699917162319236,0.19883032874364373,0.20242147388955894,0.21051995135340726,0.2193776985149205,0.22006565631486988,0.2261868684374595,0.22929658873506056,0.23004055655576108,0.23675884845143844,0.23987473340538998,0.24320815732156714,0.24360378752429657,0.24636066433575274,0.24662740308854333,0.24776526106698044,0.2493992830227562,0.25037969127950765,0.2511243273876519,0.2525898627855528],"n_dims_used":43,"mean_confidence":0.9199928461119186},"coverage":{"mean_confidence":0.9199928461119186,"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}}