{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012891},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000720","490:4900012620","496:4960008261","490:4900012892","466:4660007134","487:4870004512","487:4870000564","490:4900012691","490:4900000146","490:4900012693","494:4940008485","490:4900006745","490:4900000396","490:4900004024","490:4900004279","490:4900000398","490:4900009483","490:4900004821","490:4900000972","490:4900012343","487:4870001193","490:4900012962","490:4900012344","490:4900004813","487:4870001361"],"twin_admin_codes":[487,490,496,490,466,487,487,490,490,490,494,490,490,490,490,490,490,490,490,490,487,490,490,490,487],"twin_sims":[0.09626564649290353,0.036913299684112645,0.030136741883867595,0.026291874173784653,0.024411199906567937,0.02057396964961631,0.014509863380543723,0.012727113296773652,0.01111018839308651,0.01086438144966572,0.00817136433952918,0.008095298419226658,0.006003066817704503,0.00575236675593308,0.005313358391556304,0.0051558831979869515,0.00485182048013516,0.004348627517045764,0.0042793960180859845,0.0037238601127918686,0.00370110711615078,0.003522948005871866,0.003100895723880524,0.0030791881454398256,0.0030474120779684965],"twin_dists":[0.2810001190421168,0.3336123128546073,0.34371425702928204,0.35034809173351744,0.353903247071046,0.3619622517025253,0.37788461815659885,0.3836915569348815,0.3896188174966683,0.3905861835267225,0.40269969269148964,0.40309123629741384,0.4154150662093227,0.4171435865228579,0.4203413886030226,0.4215469320998451,0.42397212733230094,0.4283060929929568,0.42893763915444194,0.4343712168467048,0.43460914352605573,0.43651961425199326,0.44142289256901895,0.4416912475379454,0.4420872052221178],"n_dims_used":45,"mean_confidence":0.915693834092882},"coverage":{"mean_confidence":0.915693834092882,"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}}