{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007533},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006547","490:4900007406","490:4900004610","490:4900007532","490:4900006791","490:4900007412","490:4900006544","490:4900004602","490:4900005416","490:4900005153","490:4900005817","490:4900002519","490:4900006665","490:4900006199","490:4900004747","491:4910001332","490:4900004888","490:4900003108","490:4900005687","490:4900005681","490:4900005154","490:4900006926","490:4900006322","490:4900005824","490:4900002667"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490],"twin_sims":[0.31434932245274283,0.270503131797575,0.195834601153996,0.17050072929877122,0.13164120130294046,0.12992167017722075,0.09251925426758756,0.08896745633112958,0.08369930478355989,0.08137080514199017,0.07705025455831208,0.07084223230733738,0.06850048266286642,0.06512631300641195,0.06384941680031092,0.05820364029801382,0.05698914750215418,0.05539225538429775,0.052967315659133735,0.05131014769217702,0.050488010837909617,0.049104879691270475,0.046130465549441176,0.04504183890217987,0.04415629968016628],"twin_dists":[0.1975843385448679,0.21001725439588015,0.2345293649321959,0.24428943676385992,0.26153995327866625,0.262386551819417,0.2833728281828886,0.2856934464786536,0.28927480788082344,0.29091529908992947,0.2940616187468569,0.29884116449766424,0.3007324724155538,0.30355235924451923,0.3046506590455886,0.3097340364452883,0.31088026612656566,0.31241849790151577,0.31482605706946737,0.31652449529405874,0.3173840918881966,0.3188569095314557,0.3221453702412189,0.32339339162846015,0.32442738817418765],"n_dims_used":45,"mean_confidence":0.895623779296875},"coverage":{"mean_confidence":0.895623779296875,"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}}