{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730003985},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730003469","473:4730003884","473:4730003623","473:4730003986","473:4730003058","473:4730003478","473:4730003545","473:4730003122","473:4730003128","473:4730003266","473:4730004077","473:4730003268","473:4730003066","473:4730002645","473:4730003339","473:4730003065","473:4730003054","473:4730003269","473:4730002707","473:4730003261","473:4730006785","473:4730003265","473:4730003549","473:4730003898","473:4730003260"],"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":[0.8263369032646316,0.8070707853145652,0.7962923840210865,0.7908984865379707,0.7611619578284977,0.7531839037303482,0.7454312692137969,0.7263216208837275,0.701368088751374,0.6716220386027402,0.669288228689963,0.6626997963473131,0.6583324012927299,0.6247204122655443,0.6233739945675844,0.5971384081228441,0.5969289823479108,0.5866462886115293,0.5796724976007919,0.5701395025534455,0.56399211725199,0.5632798238421183,0.5630886774310918,0.5612664890370561,0.5559390622013264],"twin_dists":[0.08021843933506732,0.08503435240560159,0.08766072723357743,0.08895893391347645,0.09595063861227639,0.09778537320001829,0.09955408394319326,0.10386100318089282,0.10939139856294652,0.11588116746963,0.11638674140516414,0.11781172201294364,0.11875462146600249,0.12597839590704993,0.1262669432478856,0.1318857805198196,0.13193063513814784,0.13413377889893496,0.13562926391192281,0.13767604828396132,0.13899786336374978,0.1391511345331516,0.1391922696186666,0.1395845000078305,0.1407322474645294],"n_dims_used":44,"mean_confidence":0.9152313579212535},"coverage":{"mean_confidence":0.9152313579212535,"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}}