{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001901},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730008047","498:4980001626","498:4980001347","498:4980001907","484:4840000547","500:5000005144","500:5000006514","498:4980000320","498:4980000471","498:4980002081","498:4980001990","498:4980000321","498:4980000467","473:4730007943","498:4980002163","498:4980001577","484:4840002717","473:4730008136","498:4980000906","498:4980001994","498:4980001443","500:5000005919","498:4980002576","484:4840000490","500:5000007271"],"twin_admin_codes":[473,498,498,498,484,500,500,498,498,498,498,498,498,473,498,498,484,473,498,498,498,500,498,484,500],"twin_sims":[0.5349490658971832,0.5106122783437866,0.4628706875692738,0.43465257103527094,0.43354316759919087,0.4239439314553872,0.4158736611015111,0.40562895862914017,0.40503277512558816,0.38915498508416385,0.3890744173141467,0.3884951218648721,0.38284636631146785,0.368544210911208,0.3684932199671766,0.36696466060728966,0.3606161306498249,0.35685774131689907,0.3505308970776205,0.34365287750662316,0.3407250424926948,0.3318135215254489,0.33050320408160005,0.328025082872417,0.32486390913309604],"twin_dists":[0.14527188446166667,0.15058102259550077,0.16120218459802793,0.1676546586717523,0.167911580802871,0.17014589560174284,0.17204068607572243,0.1744690021476857,0.17461114430224528,0.17843238300462302,0.17845195494591282,0.17859273659926722,0.17997075643015462,0.18350438723009935,0.18351710525571782,0.18389876372301397,0.18549252768206068,0.1864427821548915,0.18805416983705564,0.18982330023744204,0.1905820774782862,0.192913427414967,0.1932590783214955,0.19391484861651417,0.19475535081434434],"n_dims_used":45,"mean_confidence":0.9261981540256077},"coverage":{"mean_confidence":0.9261981540256077,"n_dims_used":45,"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}}