{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850008718},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850008766","500:5000000770","485:4850008867","485:4850008762","485:4850008807","485:4850008768","485:4850008813","485:4850008253","485:4850008540","485:4850008401","485:4850008814","485:4850008514","485:4850008950","485:4850008048","485:4850008227","485:4850007435","485:4850007237","485:4850007925","485:4850008439","485:4850008924","475:4750003446","478:4780007332","485:4850008895","475:4750004311","485:4850008558"],"twin_admin_codes":[485,500,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,475,478,485,475,485],"twin_sims":[0.6838136200655225,0.4808397842940427,0.3869367431154577,0.3860089721314602,0.2306053334053765,0.22493683279870647,0.2125013487481804,0.19630654613021511,0.17905396829356743,0.1750103979490472,0.1727818651013468,0.1615776814546703,0.15189666271611618,0.14975056695460384,0.14393305257063974,0.13666403015637796,0.1347333890819178,0.1253188742055634,0.1243634221433839,0.1220144223983215,0.11813705693029639,0.11659616072977663,0.1125868073870665,0.11221010266513126,0.11131249793496731],"twin_dists":[0.11323236364286636,0.15716649916265077,0.1789719494286707,0.17919805458792493,0.2224646128417019,0.22434370666101772,0.2285796100339526,0.23435618801914224,0.24088605244870526,0.2424802164851523,0.24337005316267535,0.2479731683030979,0.2521408623607204,0.25309097273254605,0.25571801743349426,0.2591137414787585,0.2600382614639136,0.2646951528611595,0.2651824068780163,0.26639255253545696,0.26842953626834437,0.269253269535215,0.2714364812306138,0.2716446684612376,0.2721429151508869],"n_dims_used":44,"mean_confidence":0.9170481941916726},"coverage":{"mean_confidence":0.9170481941916726,"n_dims_used":44,"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}}