{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001998},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002053","480:4800001942","480:4800002345","480:4800001771","480:4800002106","480:4800002265","480:4800001770","480:4800002439","480:4800001884","480:4800002003","480:4800002252","480:4800001543","480:4800001326","480:4800001883","480:4800001266","480:4800001548","480:4800001432","480:4800002051","480:4800002107","480:4800001253","480:4800002159","480:4800002052","480:4800002108","480:4800001609","480:4800001887"],"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":[0.3414334451554655,0.21834926980371655,0.17323758259846472,0.16471770132553512,0.16367950608019072,0.13800274455056932,0.1303047273675148,0.1295256065706969,0.12307191074416775,0.11729079901154897,0.10681582564813051,0.10487615859890957,0.0997866110231743,0.09841133442242013,0.07348530450880751,0.06988173648226852,0.06765630281703351,0.06680633853966148,0.06515874181074198,0.06492420623610727,0.06098335667275784,0.06022826397698805,0.05934569714039327,0.05827287839837436,0.05647912300813999],"twin_dists":[0.19039816962357073,0.22656747385024306,0.24318742448349218,0.24666048822419126,0.2470924834907275,0.25847840286436785,0.2621972279341004,0.2625827477231805,0.26584558584015006,0.268880902613497,0.2746867932168419,0.2758098144435082,0.27883548907482014,0.2796737422436419,0.2967664620606544,0.2996106715963823,0.30142717240382744,0.30213380123461264,0.3035246961850851,0.3037250184355154,0.3071829137333641,0.30786628930906623,0.30867401720914583,0.3096692862673629,0.31136764170276504],"n_dims_used":43,"mean_confidence":0.9200419936069223},"coverage":{"mean_confidence":0.9200419936069223,"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}}