{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":495,"cluster_id":4950000921},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950001977","495:4950001768","495:4950001091","495:4950001523","495:4950002042","495:4950001647","495:4950001089","495:4950001931","495:4950001772","495:4950001761","495:4950001585","495:4950000731","495:4950002132","495:4950000870","495:4950002123","495:4950001781","495:4950000891","495:4950000821","495:4950001524","495:4950001649","495:4950001926","495:4950000981","495:4950001094","495:4950001704","495:4950001985"],"twin_admin_codes":[495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495],"twin_sims":[0.654629866463896,0.6034711902242198,0.5576339024848144,0.5571612696609488,0.5373720727476045,0.5343035133181641,0.5315582412904455,0.5299922526853114,0.4442956035917698,0.4416375012437624,0.43786463543233733,0.43701823962955016,0.4131887594622875,0.3922057392462845,0.3896395597014494,0.3879479613360148,0.382536810504525,0.3638890039579558,0.3621943514743348,0.36021208003077726,0.35908911694167095,0.347487168076286,0.3462111718656924,0.3410824874383285,0.33265871272052433],"twin_dists":[0.11955301641360637,0.13052960735334979,0.1403669400155907,0.14046879543477683,0.1447462145787225,0.14541201670361484,0.1460083283366227,0.14634876968121108,0.16543228097839613,0.16604298197916534,0.16691226050334643,0.16710767600652424,0.172674541022355,0.17769267043562334,0.1783147077734619,0.17872579960961013,0.18004655209550188,0.18466913514396793,0.18509500593216277,0.18559444219315954,0.18587799642824604,0.1888347838572788,0.18916310400135689,0.19048925592945024,0.19269086891802653],"n_dims_used":45,"mean_confidence":0.9079213460286458},"coverage":{"mean_confidence":0.9079213460286458,"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}}