{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004532},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003426","490:4900004381","490:4900001958","490:4900003966","490:4900004104","490:4900003428","490:4900004258","490:4900004380","490:4900004239","490:4900003687","490:4900003557","490:4900009897","490:4900004530","490:4900002861","490:4900003296","490:4900009995","490:4900004516","490:4900011285","490:4900003826","490:4900004396","490:4900010192","490:4900010090","490:4900004099","490:4900004397","490:4900004257"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.30601431917155764,0.2737738848712774,0.26627531276599237,0.2551521934679223,0.2545897982388987,0.24969810220142305,0.24893885432752308,0.23779118713743966,0.2267124519448833,0.222715767978477,0.22185628795834508,0.19857373649471588,0.18284948427868522,0.16451017989741443,0.15355318340279253,0.1503587313984992,0.15028018209162974,0.14847794388339575,0.14655955748176103,0.1452207860226842,0.14311627903286817,0.14259228957667977,0.1415994935678513,0.1359746977887875,0.13591569957669214],"twin_dists":[0.19986526450995423,0.20904974048890815,0.21127864836665353,0.21465821491219036,0.2148315339516803,0.2163494321277228,0.2165867242296924,0.22012575127799977,0.22375175278259474,0.2250885537514399,0.22537811416467482,0.23352825273591132,0.23941275581480037,0.24674668055526836,0.2514142179915691,0.2528207168611232,0.25285557725283525,0.25365912809263,0.2545224122772322,0.2551298296460521,0.25609311499991133,0.25633459148720356,0.2567939288809126,0.2594427095072591,0.2594709230479227],"n_dims_used":45,"mean_confidence":0.9230456882052951},"coverage":{"mean_confidence":0.9230456882052951,"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}}