{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003230},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940004825","487:4870003645","487:4870002261","487:4870011100","496:4960008052","494:4940007853","487:4870002723","467:4670001842","487:4870005410","487:4870002516","480:4800004703","480:4800003800","480:4800004356","466:4660005040","500:5000002934","480:4800004791","469:4690003397","466:4660005575","487:4870003368","490:4900002323","466:4660005354","490:4900005126","469:4690003603","487:4870002721","493:4930000301"],"twin_admin_codes":[494,487,487,487,496,494,487,467,487,487,480,480,480,466,500,480,469,466,487,490,466,490,469,487,493],"twin_sims":[0.013391932437654509,0.01268046529989146,0.003682269597532875,0.002096519751874444,0.0019941136792182733,0.0008352128707935746,0.0006717742311646668,0.0005454379623737107,0.0005272505909328632,0.0003515850485894623,0.00029824475213201295,0.000289294681726358,0.00024335652450234994,0.00022569611533248854,0.00022055964451251554,0.00020337230399226645,0.00017534746282094356,0.00015617034133362436,0.0001505738572982949,0.00013543818907151033,0.00012704527380591026,0.00010246894718605921,0.00010100013896057735,0.00007258848651825489,0.00006845596579321501],"twin_dists":[0.3814466008615295,0.3838529460823739,0.434807136384125,0.4561341602422808,0.4579822882919404,0.4889847379781531,0.4964396254738801,0.5034683453933125,0.5046032365779065,0.5179715946171182,0.5233022031009077,0.5242833661934097,0.5298173323322374,0.5322104075368582,0.5329395243455393,0.5355011044676973,0.5401511326095852,0.5437559006907939,0.544886762246588,0.5481563543053525,0.5501213178348893,0.5566739524099932,0.55711125338351,0.5670238679188268,0.5687648467337364],"n_dims_used":43,"mean_confidence":0.8887037232864735},"coverage":{"mean_confidence":0.8887037232864735,"n_dims_used":43,"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}}