{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002812},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002689","487:4870002814","487:4870002310","487:4870004056","487:4870003203","487:4870003200","487:4870003336","487:4870003072","487:4870002691","487:4870003201","487:4870003199","487:4870004054","487:4870000429","487:4870003476","487:4870002488","487:4870004057","487:4870002941","487:4870003073","487:4870004203","487:4870002482","487:4870003334","487:4870004204","487:4870002577","494:4940000850","487:4870000489"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,494,487],"twin_sims":[0.7888087649925868,0.7032947548109386,0.6885391492235935,0.5355455413853202,0.5010849492750393,0.46457397646709253,0.42634104218754487,0.4205195330412593,0.40707489862854335,0.37780910470779255,0.3640310011396682,0.3574551443820421,0.30050426215216675,0.2989806629230973,0.2978647600265622,0.24218002918692993,0.214793085167985,0.20987719065033003,0.20032273935282732,0.16778295118639713,0.16518386749916023,0.1635065842117464,0.16324442520357502,0.16273626460427065,0.16202962896011555],"twin_dists":[0.08945917667091494,0.10896758852652288,0.11220180110843606,0.14514243572434943,0.15267624395153237,0.16081739244643048,0.16958601414258784,0.17094801592342118,0.17412464696625182,0.1812078385808662,0.18463349648478367,0.18629139552192292,0.20139285792535666,0.20181813183106492,0.2021304136340388,0.21871988906705453,0.22778667843897688,0.22949470356312732,0.23289400120655002,0.24539639805922744,0.24646715566516803,0.24716462909638245,0.24727411119985704,0.24748669093645367,0.24778310012078553],"n_dims_used":43,"mean_confidence":0.8974074430243913},"coverage":{"mean_confidence":0.8974074430243913,"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}}