{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005667},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003232","487:4870000638","480:4800005506","492:4920003630","491:4910001299","487:4870009864","491:4910002252","480:4800003235","487:4870002086","487:4870009321","480:4800005871","480:4800003719","487:4870002411","466:4660012835","487:4870008760","492:4920006935","487:4870008471","487:4870000448","487:4870000562","487:4870000635","480:4800005255","487:4870000142","480:4800006283","487:4870008748","492:4920003907"],"twin_admin_codes":[480,487,480,492,491,487,491,480,487,487,480,480,487,466,487,492,487,487,487,487,480,487,480,487,492],"twin_sims":[0.006054168186023182,0.004414441175035537,0.0038369209928566027,0.0031841884843834723,0.003081098352445452,0.002920295691333063,0.002918541900806046,0.002624586015095573,0.0022868546459526547,0.002245830581820123,0.0020504333360146943,0.0018165089149594403,0.0015036420037707247,0.0014720715218692788,0.00142517441443482,0.001355104518654332,0.0012143383459438063,0.0011426558955172606,0.0010793170906247289,0.0010567332205051808,0.0010014862670840604,0.0009748308872310327,0.0009352177901601961,0.0009344468504128944,0.0009126029463697695],"twin_dists":[0.41507074571738495,0.42771413398125313,0.4332082254506824,0.44040887956883795,0.4416675638093774,0.4437098861078728,0.4437327220400644,0.4477499792161827,0.4529093360687822,0.45358299261011775,0.4569553736114352,0.46140509665009505,0.4682642645264478,0.46902799310391524,0.47019088541475557,0.4719960038614022,0.47589939135183684,0.47805103403056803,0.4800589294568997,0.4808013509144267,0.48268146712057197,0.48362324429053083,0.4850679486153884,0.48509662464491543,0.48591840099323313],"n_dims_used":43,"mean_confidence":0.9202504712481832},"coverage":{"mean_confidence":0.9202504712481832,"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}}