{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870008213},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870007783","487:4870008355","487:4870000018","486:4860003398","486:4860003335","468:4680007917","487:4870013431","487:4870013446","487:4870009186","487:4870000004","487:4870008763","486:4860003393","487:4870000005","468:4680007638","478:4780000059","494:4940001225","486:4860004668","487:4870013424","486:4860003400","487:4870009346","487:4870012960","469:4690007007","486:4860003397","487:4870008487","472:4720008348"],"twin_admin_codes":[487,487,487,486,486,468,487,487,487,487,487,486,487,468,478,494,486,487,486,487,487,469,486,487,472],"twin_sims":[0.02052805468166547,0.01035238852722755,0.006550341554438395,0.0060838819044868415,0.004754525628811963,0.0032042929725251963,0.0028677106649838916,0.002721680167245134,0.0025627393214888456,0.002142708605862628,0.0020799938520176748,0.001358802735105438,0.0011176556265499794,0.00106163448897342,0.0008437906217689387,0.0007971485532466353,0.0007858015652452663,0.0007857109772210448,0.0007457837568410166,0.0007357279757421429,0.0007068266123060901,0.0006870793570035318,0.000685114018191168,0.0006378791659458221,0.000612749024230931],"twin_dists":[0.3620663499013416,0.39266528400391976,0.41185729285398065,0.4148717385888239,0.4247772734116394,0.44016775728945445,0.4444001036204793,0.4463794207763965,0.44864740941668557,0.4553276000336815,0.4564267097178688,0.471898598744017,0.4788309420793581,0.4806389855977883,0.48863215235474117,0.49059112456178267,0.4910837998627762,0.4910877596629088,0.4928758137633581,0.49334017186913026,0.4947084474014326,0.49567362499911183,0.4957710928947978,0.4981956110246027,0.4995545847110706],"n_dims_used":42,"mean_confidence":0.9111532483782087},"coverage":{"mean_confidence":0.9111532483782087,"n_dims_used":42,"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}}