{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002441},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001626","480:4800002444","480:4800001458","480:4800002050","470:4700004450","466:4660005160","469:4690003913","480:4800001340","466:4660004708","480:4800002063","470:4700005657","480:4800002301","480:4800001885","480:4800005443","480:4800002066","470:4700004551","470:4700005059","470:4700004959","469:4690004199","469:4690004017","466:4660004887","493:4930004412","480:4800002344","480:4800001947","469:4690004575"],"twin_admin_codes":[480,480,480,480,470,466,469,480,466,480,470,480,480,480,480,470,470,470,469,469,466,493,480,480,469],"twin_sims":[0.35486689807934335,0.34457787916533855,0.3378405439020006,0.2764483845485393,0.165735722007458,0.15940152946365624,0.15746974793653762,0.15348062588791242,0.1525980451721633,0.1424582256696528,0.1387485918485925,0.13640837560118182,0.13234924711771234,0.12981760933892847,0.12520796369150142,0.12129046971680334,0.12099461024735372,0.11788392813086263,0.11512137372959347,0.11410676892033034,0.10576864115868886,0.10539039957462674,0.10529031259475133,0.10229776131093862,0.10111169967618137],"twin_dists":[0.18694822264324074,0.18958429338051425,0.19133304636347526,0.20826386644604183,0.2462387944227995,0.2488938012874466,0.24971874628793816,0.25144592510277364,0.2518324895865037,0.25639647972558793,0.25812642896039634,0.2592356014235344,0.2611937737762308,0.26243805608579185,0.26475156907147057,0.26676909105168145,0.266923465549174,0.26856428649393377,0.2700495229003144,0.27060188282821196,0.2752911002321355,0.27551051837431245,0.2755686813348177,0.2773279534797755,0.2780363407695834],"n_dims_used":43,"mean_confidence":0.9201653946277707},"coverage":{"mean_confidence":0.9201653946277707,"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}}