{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000900},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000858","495:4950001561","480:4800001015","480:4800000673","480:4800001182","495:4950001004","480:4800001019","495:4950001012","480:4800001121","480:4800001063","480:4800000635","495:4950001170","480:4800000819","480:4800000859","480:4800000359","480:4800000360","480:4800001177","495:4950001687","480:4800001059","495:4950001062","480:4800001120","480:4800000783","480:4800000420","480:4800001181","480:4800001017"],"twin_admin_codes":[480,495,480,480,480,495,480,495,480,480,480,495,480,480,480,480,480,495,480,495,480,480,480,480,480],"twin_sims":[0.9766213134163614,0.9348378609445646,0.8888447314313158,0.8696834777703784,0.8417308313426514,0.822304087795364,0.7942609977511754,0.768934997479489,0.7587924877827239,0.7520109321496162,0.7483233551519233,0.7478752898174811,0.7390746715229507,0.7344000136277633,0.7212634659972097,0.7141123298433794,0.7075925568370314,0.690007343086041,0.688167269579657,0.6844730129040183,0.6722278063547606,0.6641480215877159,0.6617782088089352,0.6614264798733458,0.6508476877835917],"twin_dists":[0.028249598878728157,0.047677267630417235,0.06304806821608665,0.06863125141997684,0.07623864573028857,0.08124062169951717,0.088150849816392,0.09414759902922606,0.09649717076198588,0.09805384759313003,0.0988958364280704,0.09899793687781548,0.10099465007115323,0.1020488601941807,0.10498981434231819,0.10657861656939095,0.10802041975256095,0.11188112909427582,0.11228298723956223,0.11308869900403552,0.11574986697239781,0.11749876724900186,0.11801079591290081,0.11808675806717575,0.12036774639480961],"n_dims_used":42,"mean_confidence":0.8994899023146856},"coverage":{"mean_confidence":0.8994899023146856,"n_dims_used":42,"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}}