{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002978},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003144","480:4800003332","480:4800003761","480:4800003760","480:4800003102","480:4800002796","480:4800003188","480:4800003018","480:4800002979","480:4800002843","480:4800002980","480:4800002891","480:4800003624","480:4800003383","480:4800002847","480:4800003285","480:4800002890","480:4800003019","480:4800002801","480:4800003622","480:4800003827","480:4800003108","480:4800003559","480:4800003697","480:4800002893"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4929891542263559,0.4882577146031299,0.4803989497721048,0.4754772206897825,0.45473339765089443,0.4314895132821748,0.4094014007804733,0.39464698363145295,0.3459193195221972,0.3221182758356079,0.3131762657174981,0.28079121276269176,0.2783954691587772,0.272025761436793,0.26528355788108365,0.2642870914454821,0.26177305438403076,0.24689624979270813,0.24527954881953887,0.2441250550616393,0.24403096127908327,0.2254669354351517,0.22209543220140654,0.21897113546805316,0.21523395784151594],"twin_dists":[0.15446528165497758,0.1555148054082356,0.15726490619417458,0.15836555478308814,0.16304747190672364,0.16838787704976624,0.17357171896564574,0.17710267456868678,0.1892382888250618,0.19548905975311792,0.1979032447095239,0.20699759875623255,0.2076946551829281,0.20956595772718675,0.21157634210874182,0.21187614945575314,0.21263570134079016,0.21722742235205267,0.21773694677787958,0.2181021258375641,0.2181319377883408,0.22416665771341365,0.22529747094069522,0.22635564733519237,0.22763479453721483],"n_dims_used":42,"mean_confidence":0.9115682329450335},"coverage":{"mean_confidence":0.9115682329450335,"n_dims_used":42,"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}}