{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000129},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000163","487:4870000621","487:4870004500","487:4870001516","497:4970003444","487:4870000867","487:4870001617","487:4870000547","487:4870004502","487:4870000101","487:4870002068","497:4970003502","487:4870001518","487:4870000158","487:4870000780","487:4870001797","466:4660011941","487:4870003471","487:4870000698","492:4920003932","492:4920003519","487:4870003614","487:4870004201","487:4870001705","491:4910004192"],"twin_admin_codes":[487,487,487,487,497,487,487,487,487,487,487,497,487,487,487,487,466,487,487,492,492,487,487,487,491],"twin_sims":[0.37484255808514894,0.11320871796157425,0.072535576610829,0.06509553928150216,0.05273899168745666,0.05235316683829167,0.04473210855373156,0.043711231632816636,0.039886148781458346,0.028310203220411372,0.02735253861603645,0.026296531608822126,0.022960690363383898,0.022639606500616888,0.01639144079833947,0.01548826075760503,0.01405345597052296,0.012515352216836162,0.011909831692234866,0.011314609882237921,0.010682636768481787,0.01014911450786201,0.009997905795854732,0.009946544957929324,0.009493144981292789],"twin_dists":[0.18194012919393282,0.2710939522778199,0.29750489870013236,0.30357862086351056,0.3150574226492424,0.3154502838307626,0.3237530914733453,0.3249536595869099,0.32967282981233476,0.34676891844130886,0.34843879665253236,0.3503395638743623,0.35681093876908565,0.35747604793392584,0.372402313371668,0.3749606191302145,0.3793085263443723,0.38442844779108337,0.38659824073507654,0.3888287060108408,0.3913140323452329,0.39351621681155247,0.3941591037316369,0.39437944494363236,0.3963698423730359],"n_dims_used":43,"mean_confidence":0.890278838401617},"coverage":{"mean_confidence":0.890278838401617,"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}}