{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004989},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005924","490:4900005520","487:4870010978","493:4930002225","469:4690003018","466:4660009241","490:4900005647","490:4900005899","488:4880004352","493:4930006952","487:4870007046","490:4900001302","479:4790004132","494:4940008013","487:4870003968","490:4900005777","478:4780003392","496:4960012407","470:4700005258","490:4900000702","466:4660005034","466:4660011987","469:4690002589","469:4690005088","469:4690002807"],"twin_admin_codes":[490,490,487,493,469,466,490,490,488,493,487,490,479,494,487,490,478,496,470,490,466,466,469,469,469],"twin_sims":[0.20678024798087138,0.07982550095433295,0.061995440556349375,0.06012802476389023,0.05995793991446701,0.04379352211464047,0.034918490291900035,0.028932262433974783,0.025651653042323173,0.024835322838984753,0.022912272447750924,0.021325238942804123,0.020441605798602783,0.01841095513587685,0.01736819713838491,0.01645362272565941,0.010904295583351271,0.010793822064799468,0.010394603648781687,0.010282737661002494,0.009824526454891062,0.009372742198766411,0.008622693418772052,0.008613009336149124,0.008343701441418931],"twin_dists":[0.2305847296407692,0.29202487214024164,0.30627777109932813,0.30795753663743264,0.30811265069537763,0.32485601692836463,0.33640945904339997,0.3457100754378597,0.3515329454503022,0.35308133631798655,0.3569107152701101,0.3602870893823271,0.3622628982174779,0.36710210578250063,0.36977136806958244,0.3722307755288597,0.3904277875891254,0.39086746320299026,0.39249043410483275,0.39295516246564893,0.39490700758843017,0.3969126488257132,0.4004415154098733,0.4004888460592042,0.40182454209195695],"n_dims_used":45,"mean_confidence":0.8991708543565539},"coverage":{"mean_confidence":0.8991708543565539,"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}}