{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730003723},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730003711","473:4730003275","473:4730004162","473:4730003895","473:4730004370","473:4730004163","473:4730003140","473:4730004168","473:4730004275","473:4730003974","473:4730002776","473:4730003805","473:4730003001","473:4730004263","473:4730004088","473:4730003200","473:4730004084","473:4730002922","473:4730002782","473:4730003270","473:4730003792","473:4730004273","473:4730003139","473:4730004271","473:4730003989"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.8841347066288979,0.8727223909748388,0.8666380275571881,0.853117610041431,0.8527459314415806,0.851651416704318,0.8510153685391828,0.8464569619082019,0.8458755361123911,0.8455073394633713,0.8449132352183455,0.8425369542039189,0.8410590265110102,0.8327478973936475,0.8307576120552701,0.822511901041148,0.8096830021782196,0.8071382437664489,0.8012421771642084,0.7972296481653006,0.7940500848807694,0.7898779679282293,0.7885680156020765,0.7863003066241144,0.7843299968604408],"twin_dists":[0.06445382941467985,0.06776854431451305,0.06948804289759615,0.07320541412352943,0.07330575092157818,0.07360068007153685,0.0737717020555189,0.0749896506778471,0.07514404741565646,0.07524171239857184,0.07539912259928284,0.07602656699797458,0.07641509241393477,0.0785766036202472,0.07908859558729574,0.08118814087413631,0.08439093147975091,0.08501777173006472,0.08646013633110036,0.08743408628341294,0.0882016533094471,0.08920341332322694,0.08951671310065787,0.09005772465501825,0.0905264180536275],"n_dims_used":44,"mean_confidence":0.9148140820589933},"coverage":{"mean_confidence":0.9148140820589933,"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}}