{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002727},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003001","480:4800002927","480:4800003050","480:4800002781","480:4800002877","480:4800003002","480:4800002923","480:4800002626","480:4800002871","480:4800003644","480:4800002627","480:4800002774","480:4800002778","480:4800002687","480:4800002879","480:4800003086","480:4800002736","480:4800003581","480:4800002913","480:4800003003","480:4800002577","480:4800002964","480:4800002791","480:4800002883","480:4800002777"],"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":[0.5632512114986197,0.5233357660743359,0.520360459614675,0.491903479846458,0.47496508684930183,0.4732242492508849,0.4717461049200152,0.46520008152538783,0.4649841402036188,0.45068394083681484,0.446423887904386,0.43686026688409196,0.43529230500025784,0.4163419634827165,0.4151879093445746,0.3763885530939814,0.35066036291833,0.3416716295406693,0.33458071445037274,0.3322459194796108,0.3184974686608345,0.3155154840672747,0.3148722951716947,0.3069517111601502,0.29999094126297826],"twin_dists":[0.13915729185134548,0.14779831016731765,0.14844756343257834,0.15470583956307274,0.15848029546217404,0.15887062516443148,0.15920242779019644,0.16067607187378335,0.16072480535327793,0.16397022876905124,0.16494431682252367,0.16714416526082698,0.16750662463168944,0.17193030962959527,0.1722024107446543,0.1815581493381685,0.1880210451581049,0.19033638062065597,0.1921859062718006,0.19279952834096867,0.19646200466029243,0.19726797612366012,0.19744238157839927,0.19960697530957547,0.2015359972008566],"n_dims_used":43,"mean_confidence":0.9217179764148801},"coverage":{"mean_confidence":0.9217179764148801,"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}}