{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002377},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870010843","471:4710002133","472:4720004385","494:4940000717","478:4780005469","478:4780005608","478:4780005609","467:4670001999","468:4680006291","469:4690003104","467:4670004238","478:4780000454","469:4690002903","466:4660005035","490:4900010018","468:4680002059","467:4670002154","466:4660005239","467:4670002076","500:5000009769","466:4660005350","500:5000005653","471:4710002187","496:4960004601","478:4780005747"],"twin_admin_codes":[487,471,472,494,478,478,478,467,468,469,467,478,469,466,490,468,467,466,467,500,466,500,471,496,478],"twin_sims":[0.005999920138483424,0.00501527119273703,0.0042829020226377015,0.004008973397673784,0.0022503448251020553,0.002103801978797326,0.002002744181529078,0.0015498974138485086,0.0015406438447314057,0.0012632841075102606,0.0011418748427518203,0.001054351620510124,0.0009284969590740242,0.0007632731962470472,0.0006798826359180839,0.0005455020530622256,0.0005308512707222834,0.000473671919592882,0.0004346581176738811,0.0003772765802961695,0.00030022474981283967,0.0002744040520020977,0.0002649597844828887,0.000257084186055441,0.00025174014667371454],"twin_dists":[0.41543635482710595,0.42265188246636864,0.42890543425157585,0.4314969199016524,0.4535083136022568,0.45600591884816477,0.45782320576411345,0.4671716023933021,0.4673877631314608,0.4744967731289733,0.4780751595044689,0.4808804988482231,0.48531867977022497,0.49208188816066145,0.4960318098673704,0.5034644089746586,0.5043756826743572,0.5081726850912478,0.5110177633255072,0.5156698207448477,0.5230888799961053,0.525980734994503,0.5271026908074155,0.5280673960583933,0.5287379449232168],"n_dims_used":45,"mean_confidence":0.9040044148763021},"coverage":{"mean_confidence":0.9040044148763021,"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}}