{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001569},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001763","466:4660006031","466:4660006143","494:4940007794","494:4940002578","487:4870001474","494:4940008861","494:4940002348","487:4870001005","466:4660013078","494:4940004305","466:4660005245","494:4940008003","493:4930007093","474:4740004254","466:4660006750","474:4740002424","474:4740003818","493:4930007110","466:4660006465","494:4940004067","466:4660006018","496:4960011785","474:4740004271","494:4940007396"],"twin_admin_codes":[487,466,466,494,494,487,494,494,487,466,494,466,494,493,474,466,474,474,493,466,494,466,496,474,494],"twin_sims":[0.0026223263149096135,0.001730477860699047,0.0012673854420528308,0.0009310773930869775,0.0005163817999727245,0.0004376009527601552,0.00028020742502685614,0.00023051782666822534,0.00021756506395536376,0.00018963188458563944,0.0001781694144830131,0.00017438812236513082,0.00015725699684792144,0.00013773985605103836,0.00011091035300099137,0.00010475158324864083,0.00009693199833170845,0.00009517324089268628,0.00008955519950550079,0.00008509844855477368,0.00008171887155351955,0.00007574929942078288,0.00007454413732818654,0.00007288207438723944,0.00007195538138093731],"twin_dists":[0.447782426131732,0.4631753842364015,0.4743815373609811,0.48522221397843407,0.5052990258472262,0.5107949924341535,0.5253091628441229,0.5315400341653072,0.5333720069016341,0.5377000092821934,0.5396523496559866,0.5403224208576258,0.5435407630598054,0.5476375712693476,0.5542701171696403,0.5560059794406321,0.5583545999841871,0.5589074807690727,0.5607406865986422,0.5622740927691071,0.563488436198622,0.5657545352371361,0.5662324836160623,0.5669037837046403,0.5672843965934754],"n_dims_used":43,"mean_confidence":0.9111494907113009},"coverage":{"mean_confidence":0.9111494907113009,"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}}